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Finding the best iSpring whole house water filters for lead requires looking at published specifications. We compared 13 models to help you choose based on data, not hype. The top pick is the iSpring F2WGB22BPB 2-Stage Lead Filter. It leads because of its compact 13-pound weight and 20-inch length, making it ideal for standard setups. These picks rely strictly on specs like flow capacity and stage count. Use this guide to decide which system fits your home's plumbing and space.
01 Match your plumbing port size
Check your home’s pipe diameter before buying. Most iSpring models use 1-inch ports, but some like the WCB32CKS use 3/4-inch connections. Selecting the wrong size requires adapters or new plumbing. Verify the port size listed in the specs to ensure a direct fit without extra parts or professional installation.
| # | Product | Best for | Price |
|---|---|---|---|
| 1 | iSpring F2WGB22BPB 2-Stage Lead Filter Best overall | High-capacity lead reduction in standard setups | |
| 2 | iSpring WGB21B-PB Lead Reduction System Best budget | lead reduction in main water lines | |
| 3 | iSpring WGB32B-PB Lead-Reducing Filter Also great | High-flow homes needing lead reduction | |
| 4 | iSpring WGB32B-MKS Whole House Filter Best iron | High iron and lead reduction needs | |
| 5 | iSpring WSP50J Jumbo Spin-Down Filter Best well water | well water sediment pre-filtration | |
| 6 | iSpring WF1054 Extra Large Whole House Filter Best premium | homes needing high flow and lead reduction | |
| 7 | iSpring WGB31B-KS Heavy Metals System Also great | High-flow homes needing lead and heavy metal removal | |
| 8 | iSpring WHO32B-KS Freestanding Whole House Filter Also great | homes needing high flow and easy maintenance | |
| 9 | iSpring WGB32B Heavy Metal Whole House Filter Also great | Removing heavy metals and sulfur | |
| 10 | iSpring WCB32CKS Heavy Metals System Best 3/4-inch | Lead reduction with visible sediment monitoring | |
| 11 | iSpring WGB22B-PB Lead-Reducing Whole House Filter Also great | Lead reduction with mineral retention | |
| 12 | iSpring WGB32B-KDS Anti-Scale System Best scale | Scale prevention and high flow needs | |
| 13 | iSpring WGB22B-PB Lead Reduction System Best stainless steel | High-capacity lead removal in tight spaces |
02 The best fit for you
- You want the best overall lead filter – iSpring F2WGB22BPB 2-Stage Lead Filter – This 2-stage whole house system offers reliable lead reduction with high flow for standard setups.
- You need the most budget-friendly option – iSpring WGB21B-PB Lead Reduction System – The WGB21B-PB targets lead and heavy metals effectively while maintaining high flow at a lower cost.
- You have well water with heavy sediment – iSpring WSP50J Jumbo Spin-Down Filter – The WSP50J Jumbo Spin-Down Filter provides robust pre-filtration for well water users dealing with heavy sediment.
- You need scale prevention and high flow – iSpring WGB32B-KDS Anti-Scale System – The WGB32B-KDS Scale Defense System suits homes needing high flow and scale protection alongside lead reduction.
- You have 3/4-inch plumbing and want visibility – iSpring WCB32CKS Heavy Metals System – The WCB32CKS features a clear housing for visual checks and targets heavy metals in standard plumbing.
iSpring F2WGB22BPB 2-Stage Lead Filter
Best for: High-capacity lead reduction in standard setups
- Target Contaminant
- Lead
- Filtration Stages
- 2-stage
- Target Contaminants
- Lead, sediment, chlorine, rust
- Filtration Capacity
- 100,000 to 150,000 gal
- Flow Rate
- Up to 15 GPM
- Cartridge Dimensions
- 20" x 4.5"
This iSpring 2-Stage system targets lead, sediment, chlorine, and rust for whole-house protection. It uses standard 20-inch by 4.5-inch cartridges rated for 100,000 to 150,000 gallons of filtration. The unit supports flow rates up to 15 GPM, making it suitable for busy households. It retains healthy minerals rather than removing total dissolved solids. This setup offers a practical solution for families seeking broad contaminant reduction with high capacity.
- Reduces lead down to 100ppb with a 150,000-gallon capacity
- Supports high flow rates up to 15 GPM
- Uses standard 20" x 4.5" replacement cartridges
- Removes sediment, chlorine, rust, and herbicides
- 13-pound weight adds bulk to the installation
- Does not reduce Total Dissolved Solids (TDS)
- 2-stage filtration covers fewer contaminants than 3-stage options
- You need a high-capacity filter for a family of four
- You want to retain healthy minerals in your water
- You prefer standard 20-inch cartridge sizes
- You require removal of Total Dissolved Solids
- You need a more compact 10-inch filter system
- You want a 3-stage filtration setup
Verdict: iSpring 2-Stage Whole House Lead Filter provides reliable lead reduction and high flow for standard whole-house setups. It suits buyers who prioritize capacity and mineral retention over TDS removal.
iSpring WGB21B-PB Lead Reduction System
Best for: lead reduction in main water lines
- Target Contaminant
- Chlorine, Lead, Sediment, Heavy Metals
- Filtration Stages
- 2-Stage
- Target Contaminants
- Lead, chloramine, sediment, taste, odor
- Filtration Capacity
- 50,000 gallons
- Flow Rate
- Up to 15 GPM
- Port Size
- 1” NPT
This iSpring whole house system uses a two-stage design to reduce lead and chloramine. It handles up to 15 GPM through 1-inch ports. Each stage filters 50,000 gallons before replacement. The unit measures 16.5 by 8.75 by 18 inches and weighs 25 pounds. It keeps healthy minerals in your water rather than reducing total dissolved solids. This setup suits homes needing targeted lead removal without complex installation.
- Reduces lead from 100 ppb to 15 ppb
- High flow rate of up to 15 GPM
- 50,000-gallon capacity per filter stage
- 1-inch NPT port size for easy plumbing
- 25-pound weight requires sturdy mounting
- Does not reduce total dissolved solids
- 18-inch height needs vertical clearance
- You need to reduce lead levels in your main water line
- You want a system that maintains healthy minerals in your water
- You require a flow rate of up to 15 GPM
- You need to reduce total dissolved solids
- You have limited vertical space for an 18-inch unit
- You prefer a system that removes heavy metals and chlorine simultaneously
Verdict: iSpring WGB21B-PB 2-Stage Lead Filter targets lead reduction effectively while maintaining high flow. It fits homes prioritizing lead removal over mineral stripping.
iSpring WGB32B-PB Lead-Reducing Filter
Best for: High-flow homes needing lead reduction
- Target Contaminant
- Chlorine, Lead, Sediment
- Target Contaminants
- Lead, chlorine, sediments
- Filtration Capacity
- 100K Gallons
- Flow Rate
- Up to 15 GPM
- Port Size
- 1” NPT
- Micron Rating
- 5 microns
This iSpring WGB32B-PB system targets lead reduction for whole house use. It features a 3-stage filtration process with a flow rate up to 15 GPM. The system handles up to 150,000 gallons of water. It includes a 5-micron sediment pre-filter and carbon block stages. The housing measures 27.7 inches long and weighs 50 pounds. It suits families needing broad contaminant removal.
- Reduces lead down to 100ppb
- High flow rate up to 15 GPM
- Large capacity of 150,000 gallons
- 3-stage filtration with 5-micron pre-filter
- Heavier build at 50 pounds
- Larger footprint with 27.7-inch length
- Does not reduce Total Dissolved Solids
- You need specific lead reduction for your home
- You require a high flow rate for multiple fixtures
- You want a whole house system with high capacity
- You need to reduce Total Dissolved Solids
- You have limited space for a 50-pound unit
- You prefer a system under 10 GPM flow rate
Verdict: iSpring WGB32B-PB Lead Reducing System delivers high-capacity lead removal for busy households. It fits homes that prioritize flow rate and broad contaminant targeting over mineral retention.
iSpring WGB32B-MKS Whole House Filter
Best for: High iron and lead reduction needs
- Target Contaminant
- Chlorine, Lead, Sediment, Iron, Manganese
- Target Contaminants
- Iron, manganese, H2S, lead, chlorine
- Flow Rate
- up to 15 GPM
- Port Size
- 1" NPT
- Micron Rating
- 5 microns
- Cartridge Dimensions
- 20" x 4.5"
This iSpring system targets iron, manganese, and lead using a three-stage design. It features a dedicated iron filter reducing up to 3.0 ppm iron and 1.0 ppm manganese. The unit delivers up to 15 GPM flow with 1-inch NPT connections. It fits homes needing heavy sediment and chemical reduction. The 20-inch cartridges handle high volumes, making it suitable for families with specific water quality issues.
- Reduces iron up to 3.0 ppm and manganese up to 1.0 ppm
- High flow rate of up to 15 GPM
- Three-stage filtration for broad contaminant reduction
- Preserves essential minerals and TDS
- 1-inch NPT port size for standard plumbing
- Bulkier footprint at 24.5 inches long and 8 inches wide
- Taller build at 28 inches high
- Iron reduction capped at 3.0 ppm
- You need to reduce iron and manganese levels
- You want a high flow rate for multiple fixtures
- You have standard 1-inch plumbing connections
- You have limited vertical space under 28 inches
- You only need basic sediment filtration
- You prefer a more compact unit
Verdict: iSpring WGB32B-MKS Iron & Lead Filter is a robust solution for homes with high iron and lead content. It suits families needing high flow and specific contaminant removal. The larger size is the trade-off for its capacity.
iSpring WSP50J Jumbo Spin-Down Filter
Best for: well water sediment pre-filtration
- Target Contaminant
- Lead, Sediment
- Target Contaminants
- Sediment, dirt, rust, sand
- Flow Rate
- 25 GPM
- Port Size
- 1" MNPT, 3/4" FNPT
- Micron Rating
- 50 microns
- Installation Type
- Whole House
The iSpring WSP50J is a 50-micron spin-down sediment filter designed for well water. It offers a high 25 GPM flow rate and a 1-gallon capacity, which is 22 times larger than traditional filters. The transparent housing allows you to see sediment buildup easily. It uses lead-free brass and 316L stainless steel for durability. This pre-filter protects downstream appliances from rust, sand, and dirt.
- 25 GPM maximum flow rate
- 1-gallon capacity for high sediment loads
- 50-micron filtration removes large particulates
- Transparent housing for visual inspection
- Lead-free brass construction
- 13-pound weight is heavier than standard filters
- 20-inch height requires more vertical space
- 50-micron rating targets only large particulates
- You have well water with high sediment levels
- You need a high-flow pre-filter for your home
- You want to protect downstream appliances from rust and sand
- You need fine filtration for dissolved contaminants
- You have limited space for a 20-inch unit
- You require a filter for municipal water only
Verdict: The iSpring WSP50J Jumbo Spin-Down Filter is a robust pre-filter for well water users dealing with heavy sediment. It fits homes needing high flow and easy maintenance through flushing.
iSpring WF1054 Extra Large Whole House Filter
Best for: homes needing high flow and lead reduction
- Target Contaminant
- Chlorine, Lead, Heavy Metals
- Target Contaminants
- Chlorine, chloramine, lead
- Flow Rate
- Up to 26 GPM
- Port Size
- 3/4" or 1"
- Installation Type
- Whole House
- Dimensions
- 10 × 10 × 56.5 inches
This iSpring system uses KDF and coconut shell carbon to reduce chlorine, chloramine, and lead. It delivers a high flow rate of up to 26 GPM with minimal pressure drop. The unit fits 3/4-inch or 1-inch pipes and requires no power. It is designed for municipal water users who need durable, large-capacity filtration for their entire home.
- High flow rate of up to 26 GPM
- Fits 3/4-inch or 1-inch pipe connections
- Reduces up to 98% of water-soluble heavy metals
- Filter life lasts up to 5 years
- Heavy build at 85 pounds
- Tall profile measuring 56.5 inches
- Does not remove TDS
- You need high flow for multiple bathrooms
- You have standard 3/4-inch or 1-inch plumbing
- You want a 5-year filter lifespan
- You need to remove total dissolved solids
- You have tight vertical space under 56 inches
- You use well water with unsafe microbes
Verdict: iSpring WF1054 Extra Large Whole House Filter is a robust solution for municipal water users who prioritize high flow and long filter life over compact size.
iSpring WGB31B-KS Heavy Metals System
Best for: High-flow homes needing lead and heavy metal removal
- Target Contaminant
- Chlorine, Lead, Sediment, Heavy Metals, Hydrogen Sulfide
- Filtration Stages
- 3-stage
- Filtration Capacity
- 50,000 gallons
- Flow Rate
- Up to 15 GPM
- Port Size
- 1" NPT
- Cartridge Dimensions
- 10" x 4.5"
This iSpring WGB31B-KS is a 3-stage whole house system designed to reduce lead, chlorine, and heavy metals. It features a 15 GPM flow rate and a 50,000-gallon capacity. The unit uses standard 10-inch cartridges and 1-inch NPT ports. It retains healthy minerals while treating up to 50,000 gallons. You should choose this if you need strong flow and broad contaminant reduction for your entire home.
- 3-stage filtration reduces lead, mercury, and sediments
- High flow rate of up to 15 GPM
- 50,000-gallon filtration capacity
- Uses standard 10-inch x 4.5-inch cartridges
- Retains healthy minerals and does not reduce TDS
- Heavier build at 27.2 pounds
- Larger footprint measuring 24.5 inches in length
- 50,000-gallon capacity is lower than some competitors
- You need a high-flow system for multiple bathrooms
- You want to reduce lead and heavy metals
- You prefer standard 10-inch filter cartridges
- You require a compact unit under 20 inches long
- You want to remove dissolved solids and lower TDS
- You need a flow rate exceeding 15 GPM
Verdict: iSpring WGB31B-KS 3-Stage Heavy Metals Filter delivers robust lead reduction and high flow for busy households. It suits buyers who prioritize capacity and standard cartridge sizes over a compact footprint.
iSpring WHO32B-KS Freestanding Whole House Filter
Best for: homes needing high flow and easy maintenance
- Target Contaminant
- Chlorine, Lead, Sediment, Heavy Metals
- Target Contaminants
- Chlorine, sediment, lead, mercury, H2S
- Flow Rate
- up to 15 GPM
- Cartridge Dimensions
- 20" x 4.5"
- Installation Type
- Whole House
- Dimensions
- 25.2 × 9.1 × 29.7 inches
This iSpring whole house system uses two 20-inch by 4.5-inch jumbo cartridges to reduce lead, chlorine, and sediment. It delivers up to 15 GPM for strong flow. The freestanding metal frame allows floor placement without wall mounting. Built-in drain valves simplify filter changes by releasing pressure and water before removal. It retains healthy minerals for balanced water quality.
- Flow rate up to 15 GPM
- Freestanding metal frame for floor placement
- Horizontal housings with built-in drain valves
- Uses standard 20" x 4.5" cartridges
- Weight of 71.9 pounds
- Height of 29.7 inches
- Width of 9.1 inches
- You want to avoid wall mounting heavy systems
- You need a high flow rate up to 15 GPM
- You prefer horizontal filter housings for easier maintenance
- You have limited floor space for a freestanding unit
- You cannot support a 71.9-pound system
- You need a compact vertical design
Verdict: iSpring WHO32B-KS Horizontal Whole House Filter suits homes needing high flow and easy maintenance without wall mounting. Its freestanding design and standard cartridges make it a practical option for basements or utility rooms.
iSpring WGB32B Heavy Metal Whole House Filter
Best for: Removing heavy metals and sulfur
- Target Contaminant
- Chlorine, Lead, Sediment, Heavy Metals, Hydrogen Sulfide
- Target Contaminants
- Lead, chlorine, mercury, sediments
- Filtration Capacity
- 100,000 gallons
- Flow Rate
- Up to 15 GPM
- Port Size
- 1” NPT
- Micron Rating
- 5 microns
This iSpring system targets lead, chlorine, and heavy metals for whole-house use. It features a 15 GPM flow rate and 1-inch NPT ports for standard plumbing. The 5-micron sediment pre-filter protects downstream stages. With a 100,000-gallon capacity, it suits families needing broad contaminant reduction without removing healthy minerals.
- High flow rate of up to 15 GPM
- Reduces lead, mercury, and hydrogen sulfide
- 100,000-gallon filtration capacity
- Standard 1-inch NPT connections
- Heavier build at 52 pounds
- Larger footprint measuring 24.5 x 28 inches
- Does not reduce Total Dissolved Solids
- You need high flow for multiple bathrooms
- You want to remove heavy metals and sulfur
- You prefer retaining healthy minerals in water
- You require TDS reduction
- You have limited installation space
- You want to remove fluoride
Verdict: iSpring WGB32B-KS Heavy Metals Filter offers robust contaminant removal with high flow. It fits homes prioritizing heavy metal and sulfur reduction over mineral removal.
iSpring WCB32CKS Heavy Metals System
Best for: Lead reduction with visible sediment monitoring
- Target Contaminant
- Chlorine, Lead, Sediment, Heavy Metals, Hydrogen Sulfide
- Filtration Stages
- 3-stage
- Target Contaminants
- lead, mercury, chlorine, sediment
- Filtration Capacity
- 30,000 gallons
- Port Size
- 3/4"
- Micron Rating
- 5 microns
This iSpring system uses three filtration stages to target lead, mercury, chlorine, and sediment. It features a 5-micron sediment pre-filter and a GAC/KDF composite stage for heavy metals. The clear first-stage housing lets you monitor filter condition easily. With a 30,000-gallon capacity, it serves a family of four for up to six months. It connects via 3/4-inch ports and weighs 21.5 pounds.
- Three-stage filtration reduces lead, mercury, and chlorine
- 30,000-gallon capacity lasts up to six months
- Clear housing allows easy visual monitoring
- 5-micron sediment pre-filter protects downstream stages
- Heavier build at 21.5 pounds compared to lighter units
- Standard 3/4-inch port size limits compatibility with 1-inch plumbing
- Large footprint requires more installation space
- You need visible monitoring of sediment buildup
- You want to reduce lead and mercury specifically
- You have 3/4-inch inlet plumbing connections
- You require a 1-inch port size for high flow
- You need a compact unit for tight spaces
- You only need sediment filtration without chemical reduction
Verdict: iSpring WCB32CKS 3-Stage Whole House Filter offers clear housing visibility and targeted heavy metal reduction for families needing reliable lead removal. It suits homes with standard 3/4-inch plumbing where visual filter checks are a priority.
iSpring WGB22B-PB Lead-Reducing Whole House Filter
Best for: Lead reduction with mineral retention
- Target Contaminant
- Chlorine, Lead
- Filtration Stages
- 2-Stage
- Target Contaminants
- lead, chlorine, sediment, rust
- Filtration Capacity
- 100,000 gallons
- Flow Rate
- up to 15 GPM
- Port Size
- 1 in. NPT
This iSpring two-stage system targets lead, chlorine, and sediment for whole-home water treatment. It delivers up to 15 GPM flow through 1-inch NPT ports, fitting standard supply lines. Each 20-inch by 4.5-inch cartridge holds 100,000 gallons of capacity. The unit measures 26 inches wide and weighs 29.8 pounds. It keeps healthy minerals in your water rather than removing total dissolved solids. This setup suits families needing broad contaminant reduction with straightforward maintenance.
- Reduces lead down to 100ppb with high capacity
- Flow rate supports up to 15 GPM for whole-house use
- 100,000-gallon capacity per cartridge reduces replacement frequency
- 1-inch NPT ports match standard plumbing connections
- 29.8-pound weight requires sturdy mounting support
- 26-inch width needs adequate clearance for installation
- Does not reduce Total Dissolved Solids (TDS)
- You need a system certified for lead reduction
- You want to retain healthy minerals in your water
- You have standard 1-inch plumbing connections available
- You require removal of Total Dissolved Solids
- You have limited space for a 26-inch wide unit
- You cannot support a 29.8-pound system on your wall
Verdict: iSpring WGB22B-PB Lead-Reducing Whole House Filter provides reliable lead removal for households prioritizing mineral retention over TDS reduction. It fits homes with standard plumbing and ample space for its bulkier frame.
iSpring WGB32B-KDS Anti-Scale System
Best for: Scale prevention and high flow needs
- Target Contaminant
- Chlorine, Lead, Scale, Hydrogen Sulfide
- Target Contaminants
- Scale, lead, chlorine
- Filtration Capacity
- 250,000 gallons
- Flow Rate
- 15 GPM
- Port Size
- 1-inch NPT
- Cartridge Dimensions
- 20" x 4.5"
The iSpring WGB32B-KDS is a three-stage whole house filter designed to reduce scale, lead, and chlorine. It delivers up to 15 GPM through 1-inch NPT ports using 20-inch x 4.5-inch cartridges. With a capacity of 250,000 gallons, it handles a year of water for a family of four. The system includes anti-scale technology to protect pipes and appliances from corrosion and mineral buildup.
- High flow rate of 15 GPM
- Large 250,000-gallon filtration capacity
- Three-stage filtration reduces scale, lead, and chlorine
- Anti-scale technology protects plumbing fixtures
- Standard 1-inch NPT port size
- Heavier build at 55 pounds
- Larger footprint measuring 28 inches tall
- Requires 20-inch x 4.5-inch replacement cartridges
- You need high flow for multiple simultaneous fixtures
- You want to prevent scale buildup in pipes
- You prefer a three-stage filtration setup
- You have limited vertical space for installation
- You prefer a lighter system under 55 pounds
- You want a simpler two-stage filtration unit
Verdict: iSpring WGB32B-KDS Scale Defense System suits homes needing high flow and scale protection. It fits families prioritizing pipe longevity and lead reduction.
iSpring WGB22B-PB Lead Reduction System
Best for: High-capacity lead removal in tight spaces
- Target Contaminant
- Lead
- Filtration Stages
- 2-Stage
- Target Contaminants
- Lead, chlorine, rust
- Filtration Capacity
- 150,000 gallons
- Flow Rate
- up to 15 GPM
- Port Size
- 1” NPT
This two-stage whole house filter targets lead, chlorine, and rust. It features a 150,000-gallon capacity and handles up to 15 GPM flow. The braided stainless steel hoses simplify installation. You get clean water for your entire home without removing healthy minerals. It suits families needing high-capacity lead reduction.
- Reduces lead to below 15 ppb
- 150,000-gallon filtration capacity
- Up to 15 GPM flow rate
- Braided stainless steel hose connectors
- Weighs 38 pounds, making it heavier than standard models
- Dimensions of 28 by 16 inches require significant space
- Does not reduce Total Dissolved Solids
- You need certified lead reduction for your main water line
- You want durable stainless steel connections for easy installation
- You require high flow rates for multiple fixtures
- You need to remove Total Dissolved Solids
- You have limited space for a large system
- You prefer a lighter, more compact unit
Verdict: iSpring WGB22B-PB Lead Reduction System offers robust lead removal with high capacity. It fits homes needing durable stainless steel connections and strong flow rates.
03 Specifications side by side
| Spec | iSpring F2WGB22BPB 2-Stage Lead Filter | iSpring WGB21B-PB Lead Reduction System | iSpring WGB32B-PB Lead-Reducing Filter | iSpring WGB32B-MKS Whole House Filter | iSpring WSP50J Jumbo Spin-Down Filter | iSpring WF1054 Extra Large Whole House Filter | iSpring WGB31B-KS Heavy Metals System | iSpring WHO32B-KS Freestanding Whole House Filter | iSpring WGB32B Heavy Metal Whole House Filter | iSpring WCB32CKS Heavy Metals System | iSpring WGB22B-PB Lead-Reducing Whole House Filter | iSpring WGB32B-KDS Anti-Scale System | iSpring WGB22B-PB Lead Reduction System |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Filtration Stages | 2-stage | 2-Stage | – | – | – | – | 3-stage | – | – | 3-stage | 2-Stage | – | 2-Stage |
| Target Contaminants | Lead, sediment, chlorine, rust | Lead, chloramine, sediment, taste, odor | Lead, chlorine, sediments | Iron, manganese, H2S, lead, chlorine | Sediment, dirt, rust, sand | Chlorine, chloramine, lead | – | Chlorine, sediment, lead, mercury, H2S | Lead, chlorine, mercury, sediments | lead, mercury, chlorine, sediment | lead, chlorine, sediment, rust | Scale, lead, chlorine | Lead, chlorine, rust |
| Filtration Capacity | 100,000 to 150,000 gal | 50,000 gallons | 100K Gallons | – | – | – | 50,000 gallons | – | 100,000 gallons | 30,000 gallons | 100,000 gallons | 250,000 gallons | 150,000 gallons |
| Flow Rate | Up to 15 GPM | Up to 15 GPM | Up to 15 GPM | up to 15 GPM | 25 GPM | Up to 26 GPM | Up to 15 GPM | up to 15 GPM | Up to 15 GPM | – | up to 15 GPM | 15 GPM | up to 15 GPM |
| Port Size | – | 1” NPT | 1” NPT | 1" NPT | 1" MNPT, 3/4" FNPT | 3/4" or 1" | 1" NPT | – | 1” NPT | 3/4" | 1 in. NPT | 1-inch NPT | 1” NPT |
| Micron Rating | – | – | 5 microns | 5 microns | 50 microns | – | – | – | 5 microns | 5 microns | – | – | – |
| Cartridge Dimensions | 20" x 4.5" | 10” x 4.5” | 20” x 4.5” | 20" x 4.5" | – | – | 10" x 4.5" | 20" x 4.5" | 20” x 4.5” | – | 20" x 4.5" | 20" x 4.5" | 20” x 4.5” |
| Installation Type | Whole House | Whole House | Whole House | Whole House | Whole House | Whole House | Whole House | Whole House | Whole House | Whole House | Whole House | Whole House | Whole House |
| Use | – | – | – | – | Well Water | – | – | – | – | – | – | – | – |
| Target Contaminant | Lead | Chlorine, Lead, Sediment, Heavy Metals | Chlorine, Lead, Sediment | Chlorine, Lead, Sediment, Iron, Manganese | Lead, Sediment | Chlorine, Lead, Heavy Metals | Chlorine, Lead, Sediment, Heavy Metals, Hydrogen Sulfide | Chlorine, Lead, Sediment, Heavy Metals | Chlorine, Lead, Sediment, Heavy Metals, Hydrogen Sulfide | Chlorine, Lead, Sediment, Heavy Metals, Hydrogen Sulfide | Chlorine, Lead | Chlorine, Lead, Scale, Hydrogen Sulfide | Lead |
| Number of Stages | 2-Stage | 2-Stage | – | – | – | – | – | – | – | – | 2-Stage | – | 2-Stage |
| Material | – | – | – | – | – | – | – | – | – | – | – | – | Stainless Steel |
| Dimensions | 20 × 9 × 4.5 inches | 16.5 × 8.75 × 18 inches | 27.7 × 24.2 × 7.75 inches | 24.5 × 8 × 28 inches | 6 × 6 × 20 inches | 10 × 10 × 56.5 inches | 24.5 × 8 × 18 inches | 25.2 × 9.1 × 29.7 inches | 27.8 × 7.75 × 24.3 inches | 18 × 7 × 25 inches | 8.5 × 26 × 15.5 inches | 24.5 × 8 × 28 inches | 8 × 28 × 16 inches |
| Weight | 13 pounds | 25 pounds | 50 pounds | – | 13 pounds | 85 pounds | 27.2 pounds | 71.9 pounds | 52 pounds | 21.5 pounds | 29.8 pounds | 55 pounds | 38 pounds |
| Size | 1 | Deluxe Series | – | – | 50 Microns | Extra Large | – | – | 24.5" x 28"x8" | 24.5''x8''x28'' | – | – | 20" Water Filtration System |
| Color | White | Green&Light Blue – Lead & Heavy Metal | Blue – Heavy Metals | White | Black | Black – Chlorine & Heavy Metals | – | Blue | Blue | White & Blue | Blue | Blue | blue |
| Model | F2WGB22BPB | WGB21B-PB | WGB32B-PB | WGB32B-MKS | WSP50J | WF1054 | WGB31B-KS | WHO32B-KS | WGB32B-KS | WCB32CKS | WGB22B-PB | WGB32B-KDS | WGB22B-PB+AHPF12MNPT16X2 |
If you require filtration beyond lead, specifications for the best iSpring whole house water treatments outline broader contaminant capacities.
04 Choosing Your iSpring Whole House Filter
Check Physical Dimensions
Measure your installation space carefully before ordering. The iSpring F2WGB22BPB measures 20 inches long, while the WF1054 stands 56.5 inches tall. Large units like the WF1054 require significant vertical clearance, whereas compact models fit tighter spots. Verify the width and height of your chosen model to ensure it fits your utility room or basement without blocking access to other equipment. Proper fit prevents installation delays and ensures the system remains accessible for future maintenance tasks.
Verify Port Size Compatibility
Ensure the filter ports match your home plumbing. Most iSpring systems use 1-inch ports, but the WCB32CKS uses 3/4-inch connections. Using the wrong size requires expensive adapters or new piping. Check the specs for port size to avoid costly modifications. The WGB21B-PB and WGB32B-MKS both feature 1-inch ports, offering standard compatibility for most homes. Matching the port size exactly simplifies the connection process and reduces potential leak points at the interface between your pipes and the filter housing.
Assess Weight and Support
Consider the weight of the unit for your mounting surface. The WF1054 weighs 85 pounds, requiring a sturdy floor or heavy-duty bracket. Lighter models like the F2WGB22BPB weigh only 13 pounds and are easier to handle. The WHO32B-KS weighs 71.9 pounds, so ensure your installation area can support the load. Heavy units may need additional structural support to prevent stress on pipes. Always check the weight spec to determine if you need extra mounting hardware or professional installation assistance for safe placement.
Match Contaminant Targets
Select a filter based on your specific water issues. If you need iron removal alongside lead, the WGB32B-MKS targets both iron and lead effectively. The WSP50J is designed for well water sediment pre-filtration, protecting downstream filters. Some models like the WGB22B-PB focus on chlorine and lead, while others like the WHO32B-KS handle heavy metals and sediment. Review the target contaminant list in the specs to ensure the system addresses your primary water quality concerns without unnecessary complexity or cost.
Consider Filtration Stages
The number of stages affects filtration depth and flow. The WGB31B-KS is a 3-stage system, offering robust lead and heavy metal removal. The F2WGB22BPB uses a 2-stage setup, balancing capacity with simplicity. More stages often mean broader contaminant targeting, such as the WGB32B-KS which handles hydrogen sulfide. Choose the stage count that matches your water quality needs. Higher stage counts may require more frequent cartridge changes but provide deeper filtration for complex water issues like sulfur or heavy metal presence.
05 Frequently asked questions
Which iSpring whole house filter is best for lead removal?
The iSpring F2WGB22BPB 2-Stage Lead Filter is the top choice for reliable lead reduction. It offers high flow for standard whole-house setups. This model suits buyers who prioritize capacity and mineral retention. It is compact, weighing just 13 pounds, making it easy to install in most utility spaces.
What is the best budget iSpring filter for lead?
The iSpring WGB21B-PB Lead Reduction System is the best budget option. It effectively targets lead, chlorine, sediment, and heavy metals. This 2-stage system maintains high flow rates for main water lines. It fits homes that prioritize lead removal over mineral stripping while keeping costs lower than premium models.
Do iSpring whole house filters remove lead effectively?
Yes, iSpring whole house filters are designed to remove lead. Models like the WGB32B-PB and F2WGB22BPB target lead specifically. These systems use multi-stage filtration to capture contaminants. You get reliable reduction of lead and other heavy metals throughout your entire home’s water supply.
Which iSpring filter is best for well water with lead?
The iSpring WSP50J Jumbo Spin-Down Filter is best for well water. It serves as a robust pre-filter for homes dealing with heavy sediment and lead. This unit features a 50-micron screen for easy maintenance through flushing. It ensures high flow while protecting downstream filters from clogging.
What is the largest iSpring whole house filter for lead?
The iSpring WF1054 Extra Large Whole House Filter is the largest model. It stands 56.5 inches tall and weighs 85 pounds. This system prioritizes high flow and long filter life for municipal water users. It targets chlorine, lead, and heavy metals but requires significant vertical clearance for installation.
Does iSpring offer a filter for iron and lead?
Yes, the iSpring WGB32B-MKS handles both iron and lead. It is a robust solution for homes with high iron content alongside lead. This 2-stage system also targets chlorine, sediment, and manganese. The larger size supports its high capacity, making it ideal for busy households with demanding water quality needs.
What is the best iSpring filter for heavy metals and lead?
The iSpring WGB31B-KS 3-Stage Heavy Metals System is a strong option. It delivers robust lead reduction and handles chlorine, sediment, and hydrogen sulfide. This 3-stage filter suits buyers who prioritize capacity and use standard cartridge sizes. It provides high flow for busy households without requiring a compact footprint.
Which iSpring filter allows visual inspection of sediment?
The iSpring WCB32CKS 3-Stage Whole House Filter offers clear housing visibility. This feature helps you monitor sediment levels easily. It targets chlorine, lead, sediment, and heavy metals. This model is ideal for homes with standard 3/4-inch plumbing where visual filter checks are a priority for maintenance.
