Polyphosphate Filter(39)
Uses item details. Price when purchased online
iSpring Whole House Water Filter System w/Auto-Flushing Spin Down Sediment Filter, Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Filter, Water Descaler and Filter, WGB32B-KDS+WSP50ARB $850.99

Sponsored
$85099
current price $850.99iSpring Whole House Water Filter System w/Auto-Flushing Spin Down Sediment Filter, Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Filter, Water Descaler and Filter, WGB32B-KDS+WSP50ARB
iSpring Whole House Water Filter System w/ Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Water Filters, 3-Stage Water Descaler and Water Filter, Model: WGB32B-KDS $689.99

Sponsored
$68999
current price $689.99iSpring Whole House Water Filter System w/ Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Water Filters, 3-Stage Water Descaler and Water Filter, Model: WGB32B-KDS
15 out of 5 Stars. 1 reviews
iSpring Whole House Water Filter System w/Jumbo-Sized Spin Down Sediment Filter, Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Water Filters, Water Descaler and Filter, Model: WGB32B-KDS+WSP50J $1,014.98

Sponsored
$1,01498
current price $1,014.98iSpring Whole House Water Filter System w/Jumbo-Sized Spin Down Sediment Filter, Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Water Filters, Water Descaler and Filter, Model: WGB32B-KDS+WSP50J
15 out of 5 Stars. 1 reviews
iSpring Whole House Water Filter System w/Spin Down Sediment Filter, Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Water Filters, Water Descaler and Water Filter, Model: WGB32B-KDS+WSP50 $750.99 Was $956.99

Sponsored
Now$75099
current price Now $750.99, Was $956.99$956.99
iSpring Whole House Water Filter System w/Spin Down Sediment Filter, Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Water Filters, Water Descaler and Water Filter, Model: WGB32B-KDS+WSP50
15 out of 5 Stars. 1 reviews
Polyphosphate Anti-Scale Water Replacement Filter ? Whole House Replacement Water Filter ? PHO High Capacity Water Filter ? 4.5? x 20? inch ? 2 Pack $125.99

$12599
current price $125.99Polyphosphate Anti-Scale Water Replacement Filter ? Whole House Replacement Water Filter ? PHO High Capacity Water Filter ? 4.5? x 20? inch ? 2 Pack
224.6 out of 5 Stars. 22 reviews
Express Water Polyphosphate Replacement Filter PHO Large Capacity Water Conditioner Cartridge Whole House Anti Scale Filtration 4.5 x 20 inch $76.99

$7699
current price $76.99Express Water Polyphosphate Replacement Filter PHO Large Capacity Water Conditioner Cartridge Whole House Anti Scale Filtration 4.5 x 20 inch
224.6 out of 5 Stars. 22 reviews
Maxx Ice TLC-3200S Carbon Filter with Polyphosphate $69.38

$6938
current price $69.38Maxx Ice TLC-3200S Carbon Filter with Polyphosphate
15 out of 5 Stars. 1 reviews
VEVOR Whole House Water Filter Replacement Cartridge, 4.5" x 20" Polyphosphate Scale Inhibitor Filter for Whole Home Water Filtration System, Reduce Chlorine, Taste, Odor, Prevent Corrosion $42.50

$4250
current price $42.50VEVOR Whole House Water Filter Replacement Cartridge, 4.5" x 20" Polyphosphate Scale Inhibitor Filter for Whole Home Water Filtration System, Reduce Chlorine, Taste, Odor, Prevent Corrosion
Express Water Anti Scale Whole House Water Filter Home Water Filtration System Polyphosphate Conditioner includes Pressure Gauge, Easy Release, and 1 Inch Connections $159.99

$15999
current price $159.99Express Water Anti Scale Whole House Water Filter Home Water Filtration System Polyphosphate Conditioner includes Pressure Gauge, Easy Release, and 1 Inch Connections
234.8 out of 5 Stars. 23 reviews
IPW Industries Inc Compatible to Intelifil (IF-SM-SCI010B) 10" x 4.5" Full Flow Polyphosphate Scale Inhibitor Filter $173.99

$17399
current price $173.99IPW Industries Inc Compatible to Intelifil (IF-SM-SCI010B) 10" x 4.5" Full Flow Polyphosphate Scale Inhibitor Filter
VEVOR Whole House Water Filter Replacement Cartridge, 4.5" x 20" Polyphosphate Scale Inhibitor Filter for Whole Home Water Filtration System, Reduce Chlorine, Taste, Odor, Prevent Corrosion $42.50

Sponsored
$4250
current price $42.50VEVOR Whole House Water Filter Replacement Cartridge, 4.5" x 20" Polyphosphate Scale Inhibitor Filter for Whole Home Water Filtration System, Reduce Chlorine, Taste, Odor, Prevent Corrosion
KFFKFF 3-Stage Whole House Water Filtration System, 4.5" x 20" | Sediment, PHO, CTO Filters | Reduces Chlorine, Odors, Rust, and Improves Water Quality $247.99

Sponsored
$24799
current price $247.99KFFKFF 3-Stage Whole House Water Filtration System, 4.5" x 20" | Sediment, PHO, CTO Filters | Reduces Chlorine, Odors, Rust, and Improves Water Quality
OmniPure OMB934-10M-P 10 Micron 10 Inch Carbon FIlter With Polyphosphate Scale Inhibitor $18.99

$1899
current price $18.99OmniPure OMB934-10M-P 10 Micron 10 Inch Carbon FIlter With Polyphosphate Scale Inhibitor
15 out of 5 Stars. 1 reviews
Express Water Whole House Water Filter, 3 Stage Water Filtration, Sediment, Polyphosphate Anti-Scale, Carbon Filters Includes Pressure Gauges, Easy Release, and 1 Inch Connections, 23.5" x 8.5" x 30" $527.99

$52799
current price $527.99Express Water Whole House Water Filter, 3 Stage Water Filtration, Sediment, Polyphosphate Anti-Scale, Carbon Filters Includes Pressure Gauges, Easy Release, and 1 Inch Connections, 23.5" x 8.5" x 30"
644.8 out of 5 Stars. 64 reviews
(IF-SM-SCI010) 9.75"x2.75" Polyphosphate Scale & Corrosion Inhibitor Filter $126.99

$12699
current price $126.99(IF-SM-SCI010) 9.75"x2.75" Polyphosphate Scale & Corrosion Inhibitor Filter
Whole House Water Filter Replacement Cartridge 4.5" x 20", Polyphosphate Scale Inhibitor, Chlorine Reduction, Odor Filter for Home Water Systems $55.20

$5520
current price $55.20Whole House Water Filter Replacement Cartridge 4.5" x 20", Polyphosphate Scale Inhibitor, Chlorine Reduction, Odor Filter for Home Water Systems
iSpring F3WGB32BKDS 4.5 x 20 3-Stage Whole House Water Filter Replacement Pack with Polyphosphate Anti-Scale, GAC+KDF, and CTO Carbon Block Water Filters, Fits WGB32B-KDS $369.54

$36954
current price $369.54iSpring F3WGB32BKDS 4.5 x 20 3-Stage Whole House Water Filter Replacement Pack with Polyphosphate Anti-Scale, GAC+KDF, and CTO Carbon Block Water Filters, Fits WGB32B-KDS
iSpring F3WGB32BDS 4.5 x 20 3-Stage Whole House Water Filter Replacement Pack with Sediment, Polyphosphate Anti-Scale, and CTO Carbon Block Water Filters, Fits WGB32B-DS $321.99

$32199
current price $321.99iSpring F3WGB32BDS 4.5 x 20 3-Stage Whole House Water Filter Replacement Pack with Sediment, Polyphosphate Anti-Scale, and CTO Carbon Block Water Filters, Fits WGB32B-DS
Express Water Whole House Anti Scale Filter Set 3 Stage Filtration Water Conditioner Replacement Kit Sediment, Carbon Block, Polyphosphate High Capacity Cartridge 5 Micron 4.5 x 20 inch $153.99

$15399
current price $153.99Express Water Whole House Anti Scale Filter Set 3 Stage Filtration Water Conditioner Replacement Kit Sediment, Carbon Block, Polyphosphate High Capacity Cartridge 5 Micron 4.5 x 20 inch
884.6 out of 5 Stars. 88 reviews
IPW Industries Inc-(PPC212)- 10" x 2.5" Poly Phosphate Crystals (12 oz) - Scale Inhibitor Cartridge Filter 2 Pack $85.97

$8597
current price $85.97IPW Industries Inc-(PPC212)- 10" x 2.5" Poly Phosphate Crystals (12 oz) - Scale Inhibitor Cartridge Filter 2 Pack
20-inch Slimline Phosphate Filter for Scale Prevention $152.99

Sponsored
$15299
current price $152.9920-inch Slimline Phosphate Filter for Scale Prevention
VEVOR Whole House Water Filter System, 3-Stage | Sediment, PHO, CTO | 4.5" x 20" Home Water Purifier Filter Reduce Chlorine, Bad Taste, Odor, Rust, Prevent Scale and Corrosion $279.90

Sponsored
$27990
current price $279.90VEVOR Whole House Water Filter System, 3-Stage | Sediment, PHO, CTO | 4.5" x 20" Home Water Purifier Filter Reduce Chlorine, Bad Taste, Odor, Rust, Prevent Scale and Corrosion
Express Water 2-Year Whole House Anti Scale Filter Set 3 Stage Filtration Water Conditioner Replacement Kit Sediment, Carbon Block, Polyphosphate High Capacity Cartridge 5 Micron 4.5 x 20 inch $274.99

$27499
current price $274.99Express Water 2-Year Whole House Anti Scale Filter Set 3 Stage Filtration Water Conditioner Replacement Kit Sediment, Carbon Block, Polyphosphate High Capacity Cartridge 5 Micron 4.5 x 20 inch
464.5 out of 5 Stars. 46 reviews
Express Water Ultimate Protection Whole House Water Filter 3 Stage Whole House Water Filtration System Polyphosphate, KDF, Carbon Filters Includes Pressure Gauges, Easy Release, and 1 Inch C $597.99

$59799
current price $597.99Express Water Ultimate Protection Whole House Water Filter 3 Stage Whole House Water Filtration System Polyphosphate, KDF, Carbon Filters Includes Pressure Gauges, Easy Release, and 1 Inch C
644.5 out of 5 Stars. 64 reviews
Whole House Water Filter Cartridge, 4.5"x20" Polyphosphate Scale Inhibitor, Reduces Chlorine & Odor, Protects Plumbing, 100K Gallon Capacity $55.20

$5520
current price $55.20Whole House Water Filter Cartridge, 4.5"x20" Polyphosphate Scale Inhibitor, Reduces Chlorine & Odor, Protects Plumbing, 100K Gallon Capacity
SLOW PHOS Bulk PolyPhosphate Beads (5 lb.) Scale Prevention Media $113.98

$11398
current price $113.98SLOW PHOS Bulk PolyPhosphate Beads (5 lb.) Scale Prevention Media
15 out of 5 Stars. 1 reviews
3-Stage 10" Whole House Water Filtration System by Aquaboon From $214.79

2 options
Available in additional 2 optionsFrom$21479
3-Stage 10" Whole House Water Filtration System by Aquaboon
25 out of 5 Stars. 2 reviews
iSpring Whole House Water Filter System w/Spin Down Sediment Filter, Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Water Filters, Water Descaler and Water Filter, Model: WGB32B-KDS+WSP50 $750.99 Was $956.99

Now$75099
current price Now $750.99, Was $956.99$956.99
iSpring Whole House Water Filter System w/Spin Down Sediment Filter, Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Water Filters, Water Descaler and Water Filter, Model: WGB32B-KDS+WSP50
15 out of 5 Stars. 1 reviews
iSpring Whole House Water Filter System w/Jumbo-Sized Spin Down Sediment Filter, Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Water Filters, Water Descaler and Filter, Model: WGB32B-KDS+WSP50J $1,014.98

$1,01498
current price $1,014.98iSpring Whole House Water Filter System w/Jumbo-Sized Spin Down Sediment Filter, Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Water Filters, Water Descaler and Filter, Model: WGB32B-KDS+WSP50J
15 out of 5 Stars. 1 reviews
iSpring Whole House Water Filter System w/ Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Water Filters, 3-Stage Water Descaler and Water Filter, Model: WGB32B-KDS $689.99

$68999
current price $689.99iSpring Whole House Water Filter System w/ Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Water Filters, 3-Stage Water Descaler and Water Filter, Model: WGB32B-KDS
15 out of 5 Stars. 1 reviews
KFFKFF 3-Stage Whole House Water Filtration System, 4.5" x 20" | Sediment, PHO, CTO Filters | Reduces Chlorine, Odors, Rust, and Improves Water Quality $289.99

Sponsored
$28999
current price $289.99KFFKFF 3-Stage Whole House Water Filtration System, 4.5" x 20" | Sediment, PHO, CTO Filters | Reduces Chlorine, Odors, Rust, and Improves Water Quality
15 out of 5 Stars. 1 reviews
axeon tf series polyamide thin film composite home drinking water reverse osmosis membrane, 100 gpd permeate flow rate, 2-11 ph range $60.04

Sponsored
$6004
current price $60.04axeon tf series polyamide thin film composite home drinking water reverse osmosis membrane, 100 gpd permeate flow rate, 2-11 ph range
iSpring Whole House Water Filter System w/Auto-Flushing Spin Down Sediment Filter, Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Filter, Water Descaler and Filter, WGB32B-KDS+WSP50ARB $850.99

$85099
current price $850.99iSpring Whole House Water Filter System w/Auto-Flushing Spin Down Sediment Filter, Polyphosphate Anti-Scale, GAC+KDF, and Carbon Block Filter, Water Descaler and Filter, WGB32B-KDS+WSP50ARB
20-inch Slimline Phosphate Filter for Scale Prevention $152.99

$15299
current price $152.9920-inch Slimline Phosphate Filter for Scale Prevention
Aries (AF-10-3321) 9.75"x3" (1.5 lbs) Phosphate/GAC Filter by IPW Industries Inc. $87.99

$8799
current price $87.99Aries (AF-10-3321) 9.75"x3" (1.5 lbs) Phosphate/GAC Filter by IPW Industries Inc.
IPW Industries Inc-Omnipure - (K2386-JJ) - 6" x 2" GAC With Phosphate Inline Filter 1/4" OD Quick Connect 2 Pack $47.71

$4771
current price $47.71IPW Industries Inc-Omnipure - (K2386-JJ) - 6" x 2" GAC With Phosphate Inline Filter 1/4" OD Quick Connect 2 Pack
IPW Industries Inc-Omnipure -(E5786) - 14" x 2.5" E-Series GAC & 4 oz. Phosphate - Scale Inhibitor - Filter $38.98

$3898
current price $38.98IPW Industries Inc-Omnipure -(E5786) - 14" x 2.5" E-Series GAC & 4 oz. Phosphate - Scale Inhibitor - Filter
14 out of 5 Stars. 1 reviews
SLOW PHOS Bulk Phosphate (10 lb.) Certified $219.99

$21999
current price $219.99SLOW PHOS Bulk Phosphate (10 lb.) Certified
IPW Industries Inc-Omnipure - K2586-JJ - 10" x 2" GAC with 4 ounces of Phosphate Inline Filter $27.01

$2701
current price $27.01IPW Industries Inc-Omnipure - K2586-JJ - 10" x 2" GAC with 4 ounces of Phosphate Inline Filter
Other options to consider(62)
Aquaboon 3-Stage Whole House Water Filter System | Sediment & Premium GAC Filter & CTO 5 Micron Water Filters 20 x 4.5 inch w/Wrench, White Bracket & Pressure Gauges & Release Buttons (1" Port) From $379.79

2 options
Available in additional 2 optionsFrom$37979
Aquaboon 3-Stage Whole House Water Filter System | Sediment & Premium GAC Filter & CTO 5 Micron Water Filters 20 x 4.5 inch w/Wrench, White Bracket & Pressure Gauges & Release Buttons (1" Port)
64.3 out of 5 Stars. 6 reviews
IPW Industries Inc-Omnipure K2585-JJ 10" x 2" All Phosphate Scale Inhibitor Filter $37.99

$3799
current price $37.99IPW Industries Inc-Omnipure K2585-JJ 10" x 2" All Phosphate Scale Inhibitor Filter
Omnipure K2586 Inline K-Series GAC with Phosphate Filter - 4 Oz $20.99

$2099
current price $20.99Omnipure K2586 Inline K-Series GAC with Phosphate Filter - 4 Oz
11 out of 5 Stars. 1 reviews
Omnipure K2586-Jj Gac Phosphate Inline Filters $22.51

$2251
current price $22.51Omnipure K2586-Jj Gac Phosphate Inline Filters
ANTI-SCALE WATER FILTER SYSTEM FOR WATER HEATERS - SLOW PHOS $139.00

$13900
current price $139.00ANTI-SCALE WATER FILTER SYSTEM FOR WATER HEATERS - SLOW PHOS
KFFKFF 3-Stage Whole House Water Filtration System, 4.5" x 20" | Sediment, PHO, CTO Filters | Reduces Chlorine, Odors, Rust, and Improves Water Quality $289.99

$28999
current price $289.99KFFKFF 3-Stage Whole House Water Filtration System, 4.5" x 20" | Sediment, PHO, CTO Filters | Reduces Chlorine, Odors, Rust, and Improves Water Quality
15 out of 5 Stars. 1 reviews
KFFKFF 3-Stage Whole House Water Filtration System, 4.5" x 20" | Sediment, PHO, CTO Filters | Reduces Chlorine, Odors, Rust, and Improves Water Quality $247.99

$24799
current price $247.99KFFKFF 3-Stage Whole House Water Filtration System, 4.5" x 20" | Sediment, PHO, CTO Filters | Reduces Chlorine, Odors, Rust, and Improves Water Quality
VEVOR Whole House Water Filter System, 3-Stage | Sediment, PHO, CTO | 4.5" x 20" Home Water Purifier Filter Reduce Chlorine, Bad Taste, Odor, Rust, Prevent Scale and Corrosion $279.90

$27990
current price $279.90VEVOR Whole House Water Filter System, 3-Stage | Sediment, PHO, CTO | 4.5" x 20" Home Water Purifier Filter Reduce Chlorine, Bad Taste, Odor, Rust, Prevent Scale and Corrosion
AQUACREST AP431 Replacement for Aqua-Pure AP431, AP430SS, Whole House Water Scale Inhibition System $83.88

$8388
current price $83.88AQUACREST AP431 Replacement for Aqua-Pure AP431, AP430SS, Whole House Water Scale Inhibition System
24.5 out of 5 Stars. 2 reviews
Omnipure K5686-JJ Inline Carbon Filter with Scale Inhibitor and 1/4-Inch QC Straight $34.99

$3499
current price $34.99Omnipure K5686-JJ Inline Carbon Filter with Scale Inhibitor and 1/4-Inch QC Straight
EWS Heater Guard Inline Sediment and Scale-Inhibitor System for 1.5" Line Sizes $437.25

$43725
current price $437.25EWS Heater Guard Inline Sediment and Scale-Inhibitor System for 1.5" Line Sizes
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