Save With Quantity Discounts On Replacement Water Filters and Reverse Osmosis Membranes

Harmsco Water Filters

Harmsco Replacement Water Filter Cartridges
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  1. Harmsco 801 HIF 0.35 sub micron Replacement Sediment Filter

    Regular Price: $13.99

    Special Price $8.99

    As low as: $7.69
    Harmsco 801 0.35 micron HIF Replacement Sediment highly efficient filter cartridges made of pleated Polyester-PlusTM filter media for low pressure drop, high flow capability, increased contaminant removal, long filter runs, reusability and the lowest cost per gallon filtered. • Pleated design with up to 50% more surface area than competitive filters resulting in superior performance & increased contaminant removal • Longer filtration runs for fewer change-outs and less maintenance • Low pressure drop • Thermally bonded for longer usable life • FDA approved materials - NSF 61 certified • Engineered media for superior performance. Learn More
  2. Harmsco ® H-8600-AM Antimicrobial Replacement Water Filter Cartridge

    Regular Price: $139.99

    Special Price $79.99

    As low as: $74.99
    Harmsco ® H-8600-AM Antimicrobial Replacement Pool Water Filter Cartridge - Step up to Premium Antimicrobial Construction. Cross reference HA8OTC-3, Unicel #C-8600, Pleatco # PA 80 and Filbur # FC 1280. 17 1/2 inches height x 8 1/2 inches diameter. Learn More
  3. Harmsco ® H-8417-AM Antimicrobial Replacement Water Filter Cartridge

    Regular Price: $169.99

    Special Price $139.99

    As low as: $124.99
    Harmsco ® H-8417-AM Antimicrobial Replacement Water Filter Cartridge - Replaces HA175TC-3, C-8417 & PA175. Hayward 175 sq.ft. CX1750-RE. 28 height X 9 diameter. Step up to Premium Antimicrobial Construction. Learn More
  4. Harmsco ® ST-155 Replacement Water Filter

    Regular Price: $159.99

    Special Price $122.99

    As low as: $114.99
    Harmsco ® ST-155 Water Filter - Fits Best Filter model BF155. Filbur cross reference number FC 6115. 29 1/16" height. Learn More
  5. Harmsco ® H-9402-AM Antimicrobial Replacement Water Filter Cartridge
    $92.99
    Harmsco ® H-9402-AM Antimicrobial Replacement Water Filter Cartridge Learn More
  6. Harmsco ® HB-10-1-W 10 Inch 1 Micron Big Blue Water Filter

    Regular Price: $29.99

    Special Price $19.99

    As low as: $16.99
    Harmsco ® HB-10-1-W 10 Inch Big Blue Water Filter - 9 3/4" Long by 4 1/2" diameter - 1 Micron Big Blue - 8 per case, sold individually. Made with a proprietary blend of Polyester-PlusTM filter media. Cleanable and reusable in most applications, individually shrink wrapped. Flow rates Up to 15 GPM (56 LPM). Order a case and save even more. Learn More
  7. Harmsco ® H-4950-AM Antimicrobial Replacement Water Filter Cartridge

    Regular Price: $39.99

    Special Price $28.99

    As low as: $26.99
    Harmsco ® H-4950-AM Antimicrobial Replacement Water Filter Cartridge - Step up to Premium Antimicrobial Construction. Unicel cross reference # C-4950. Replaces RA50TC-3, C-4650 & PRB50-IN. Rainbow 50 sq.ft. 13 3/8 inches height x 4 15/16 inches diameter. Fantastic Antimicrobial Spa Filter. Learn More
  8. Harmsco HB-10-50W Big Blue 50 Micron Sediment Water Filter

    Regular Price: $29.99

    Special Price $19.99

    As low as: $17.99
    Harmsco HB-10-50W Big Blue 50 Micron Sediment Water Filter. 9 3/4" Long by 4 1/2" diameter - 50 Micron Big Blue - 8 per case, sold individually. Made with a proprietary blend of Polyester-PlusTM filter media. Cleanable and reusable in most applications; individually shrink wrapped. Flow rates Up to 15 GPM (56 LPM). Order a case and save even more. Learn More
  9. Harmsco 801-20 20 Micron 9.75" Inch HIF Replacement Water Filter
    $7.99
    Harmsco 801-20 20 Micron 9.75" Inch HIF Water Filter Learn More
  10. Harmsco ® WB-20-W WaterBetter Replacement Sediment 20 Micron Water Filter

    Regular Price: $12.99

    Special Price $7.99

    As low as: $6.39
    Harmsco ® WB-20-W WaterBetter Water Filter - Replacement Sediment 20 Micron - 9 3/4" L x 2 3/4" D - Polyester - Pressure drop with Harmsco cartridges is exceptionally low due to our pleated design and increased filter area. 24 per case, sold individually. Order a case and save even more. Learn More
  11. Harmsco ® H-8409-AM Antimicrobial Replacement Water Filter Cartridge

    Regular Price: $129.99

    Special Price $84.99

    As low as: $79.99
    Harmsco ® H-8409-AM Antimicrobial Replacement Water Filter Cartridge - Step up to Premium Quality Of Antimicrobial Construction. Replaces HA90TC-3, C-8409 & PA90. Hayward CX900 RE. 90 sq.ft. 17 5/16" height X 8 7/8" diameter. Learn More
  12. Harmsco PP-S-1 POLY-PLEAT 1 Micron Absolute Sediment Water Filter

    Regular Price: $25.99

    Special Price $17.99

    As low as: $14.99
    Harmsco PP-S-1 POLY-PLEAT 1 Micron Absolute Sediment Water Filter. Harmsco® Absolute Rated Filter Cartridges for Safe, Cyst-free Drinking Water. PP-S-1 water filter is a 1 absolute sediment water filter. POLY-PLEAT™ Filter Cartridges Substantially Remove: . Cryptosporidium . Giardia cysts . Harmful organisms . Sediment . Silt . Turbidity . And more!. . Absolute rated one micron filter media removes cyst-sized particles for safe, cyst-free drinking water. . Pleated polypropylene filter media provides more surface area for longer filter life and increased particle removal. . FDA listed materials for use in potable water and liquid food applications. . End caps, center tubes and media are thermally bonded as one integral component for added strength and to provide superior end sealing. . Full product line for standard, Big-Blue and Hurricane® filter housings.Low Pressure Drop Initial pressure drop using POLY-PLEAT™ cartridges is exceptionally low due to our pleated design and increased surface area. . Economical cartridges from the value leader in the industry! 9-3/4 x 2-3/4. 24 per case. Sold and priced individually. Buy a full case and save even more. Learn More
  13. Harmsco HB-10-20W-AM 20 Micron 10 Inch Big Blue Suresafe Water Filter Replacement Cartridge
    $23.99
    Harmsco HB-10-20W-AM 20 Micron 10 Inch Big Blue Suresafe Water Filter Learn More
  14. Harmsco ® H-4607 Replacement Sediment Water Filter Cartridge

    Regular Price: $12.99

    Special Price $7.99

    As low as: $6.29
    Harmsco ® H-4607 Pleated Replacement Water Filter Cartridge - For F120 & DR7. Repalces F120TC / C-4607 / PC7-120 Coleco with core. 5 sq.ft. 7 15/16" length x 4 1/4" diameter. Learn More
  15. Harmsco HAC-10-W Activated Carbon Replacement Water Filter

    Regular Price: $18.99

    Special Price $13.99

    As low as: $10.99
    Harmsco’s activated carbon cartridges outperform “canister” and “impregnated” types of cartridges due to their increased carbon content, cellulose-free construction, wet molding process and dual-stage construction. 1.5 GPM max flow rate. 24 per case. HIF 7, HIF 14, HIF 16, HIF 21, HIF 24, Filter Housings, Harmsco Up-Flow High-Capacity Filters HIF 42, HIF 75, HIF 100, HIF 150FL, HIF 200FL, Harmsco Band Clamp Filters BC4-1-T-EP, BC4-2-T-EP, BC4-3-T-EP, BC6-1-T-EP, BC6-2-T-EP, BC6-3-T-EP Priced and sold individually. Order a case and save even more. Learn More
  16. Harm_801-10 (Harmsco 801-10 10 Micron 9.75" Inch HIF Water Filter)
    $7.99
    Harmsco 801-10 10 Micron 9.75" Inch HIF Water Filter Learn More
  17. Harmsco ® HB-20-5-W 20 Inch Big Blue Sediment Water Filter

    Regular Price: $43.99

    Special Price $31.99

    As low as: $28.99
    Harmsco ® HB-20-5-W 20 Inch Big Blue Sedimnet Water Filter - 20" Long by 4 1/2" diameter - 5 Micron Big Blue - 4 per case, sold individually. Made with a proprietary blend of Polyester-PlusTM filter media. Cleanable and reusable in most applications; individually shrink wrapped. Flow rates Up to 130 GPM (113 LPM) Order a case and save even more. Learn More
  18. Harmsco ® H-7626 Replacement Water Filter Cartridge

    Regular Price: $39.99

    Special Price $27.99

    As low as: $24.99
    Harmsco ® H-7626 Replacement Water Filter Cartridge - Replaces HA25TC-3, C-7626 & PA25. Hayward CX250-RE 25 sq.ft. Learn More
  19. Harmsco ® Hurricane HC/90 WaterBetter Pool Water Filter

    Regular Price: $119.99

    Special Price $84.99

    As low as: $79.99
    Harmsco ® HC/90 Pool Water Filter For Hurricane WaterBetter Water Filters - Fits HUR 90 housings, 0315, Tropi-Clean, Supertuf and others. 19 1/2 height x 7 3/4 diameter. Learn More
  20. Harmsco 801-5W 5 Micron 9.75" Inch HIF Replacement Water Filter
    $7.99
    Harmsco 801-5W 5 Micron 9.75" Inch HIF Water Filter Learn More
  21. Harmsco 931-5 WaterBetter Replacement Sediment 5 Micron 29 1/4 Inch Water Filterv

    Regular Price: $38.99

    Special Price $24.99

    As low as: $20.99
    Harmsco 931-5 WaterBetter Replacement Sediment 5 Micron 29 1/4 Inch Water Filter. White end caps. Learn More
  22. Harmsco ® H-9403-AM Antimicrobial Replacement Water Filter Cartridge

    Regular Price: $159.99

    Special Price $119.99

    As low as: $108.75
    Harmsco ® H-9403-AM Antimicrobial Replacement Water Filter Cartridge - Step up to Premium Quality Antimicrobial Construction. Replaces PWW150 & C-9403. REC Warehouse Waterway 150 sq.ft. 25 height x 10 diameter. Learn More
  23. Harmsco WBAC-10-W Replacement Carbon Water Filter

    Regular Price: $22.99

    Special Price $14.99

    As low as: $12.99
    Harmsco WBAC-10-W Replacement Carbon Water Filter Learn More
  24. Harmsco-HC-90-5 Harmsco HC/90-5 5 Micron Hurricane 90 Filter Cartridge

    Regular Price: $119.99

    Special Price $84.99

    Harmsco HC/90-5 5 Micron Hurricane 90 Filter Cartridge Learn More
  25. Harmsco ® HB-20-1-W 20 Inch Big Blue Sediment Water Filter

    Regular Price: $49.99

    Special Price $34.99

    As low as: $29.99
    Harmsco ® HB-20-1-W 20 Inch Big Blue Water Filter - 20" Long by 4 1/2" diameter - 1 Micron Big Blue - 4 per case, sold individually. Made with a proprietary blend of Polyester-PlusTM filter media. Cleanable and reusable in most applications; individually shrink wrapped. Flow rates Up to 130 GPM (113 LPM) Order a case and save even more. Learn More
  26. Harmsco ® H-7477 Replacement Water Filter Cartridge

    Regular Price: $99.99

    Special Price $58.99

    As low as: $54.99
    Harmsco ® H-7477 Replacement Water Filter Cartridge - Hayward 75 sq.ft. Sta-Rite PRC 75 compatible. Replaces CX570-RE / C-7477 / PA75-SV. Learn More
  27. Harmsco ® HB-20-50W-AM Big Blue 20 Inch Antimicrobial Water Filter

    Regular Price: $54.99

    Special Price $39.99

    As low as: $35.99
    Harmsco ® HB-20-50W-AM Big Blue 20 Inch Antimicrobial Water Filter. Antimicrobial Replacement Water Filter Cartridge - Step up to The Premium Quality Of Antimicrobial Construction. Cleanable and reusable in most applications; individually shrink wrapped. Flow rates Up to 130 GPM (56 LPM). Order a case and save even more. Learn More
  28. Harmsco 801-5 5 Micron 9.75" Inch HIF Water Filter Replacement Cartridge
  29. Harmsco 921-5 WaterBetter Replacement Sediment 5 Micron 19 1/2 Inch Water Filter

    Regular Price: $19.99

    Special Price $12.99

    As low as: $11.99
    Harmsco 921-5 Replacement WaterBetter Sediment 5 Micron 19 1/2 Inch Water Filter. White end caps. Learn More
  30. Harmsco ® H-8600 Replacement Water Filter Cartridge

    Regular Price: $99.99

    Special Price $67.99

    As low as: $62.99
    Harmsco ® H-8600 Replacement Water Filter Cartridge - Replaces HA80TC-3, C-8600 & PA80 and Hayward CX800-RE. 75 sq.ft. 17 1/2 height X 8 1/2 diameter. Learn More
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