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

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

Harmsco ® H-4326-AM Antimicrobial Replacement Water Filter Cartridge Learn More

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

Harmsco ® H-4950 Replacement Water Filter Cartridge - Unicel cross reference # C-4950. RA50TC-3 & PRB50-IN. Rainbow 50 sq.ft. 13 3/8 inches height x 4 15/16 inches diameter. Learn More

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

Harmsco ® H-6430 Replacement Spa Water Filter Cartridge - Replaces WA30TC-3, C-6430 & PWK30. Watkins 30 sq.ft. Fits all models starting from 1991. 10 1/2" height X 6" diameter. Learn More

Harmsco ® H-7447 Replacement Water Filter Cartridge - Replaces CX470-RE, C-7447 & PA50-SV. Hayward 50 sq.ft., Sta-Rite PRC50. Learn More

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

Harmsco ® H-7487 Replacement Water Filter Cartridge - Replaces CX870-RE, C-7487 & PA100-N. Hayward 100 sq.ft.. 25 1/2 height x 6 7/8 diameter. Learn More

Harmsco ® H-7626 Replacement Water Filter Cartridge - Replaces HA25TC-3, C-7626 & PA25. Hayward CX250-RE 25 sq.ft. Learn More

Harmsco ® H-7656 Replacement Water Filter Cartridge - Replaces HA50TC-3, C-7656 & PA50. Hayward CX500-RE, 50 sq.ft. 19 3/4 height X 6 4/8 diameter. Learn More

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

Harmsco ® H-8412-AM Antimicrobial Replacement Water Filter Cartridge - Replaces HA120TC-3, C-8412 & PA120. Hayward 120 sq.ft. CX1200-RE. #0296 Step up to Premium Antimicrobial Construction. You deserve the best. Learn More

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

Harmsco ® H-9401 Replacement Water Filter Cartridge - Replaces PWW 75 & C-9401. REC Warehouse Waterway 75 sq.ft. 13 1/8 height x 9 7/8 diameter. Learn More

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

Harmsco ® H-9415-AM Sure Safe Antimicrobial Replacement Water Filter Cartridge - Replaces APP150TC-4 & C-9415. Pentair American Products Clean & Clear Predator. 150 SQ.FT. 31 height X 10 diameter. Step up to Premium Antimicrobial Construction For Best Filtration. Learn More

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

Harmsco HC 170 WaterBetter Series - 0.35, 1, 5 and 20 Micron Hurricane Filter Cartridges. Pleated Sediment Cartridges are rated for temperatures to 140°F (60°C).* Polyester-Plus™ filter media is cleanable and cartridges are reusable in most applications and micron ratings. Cartridges can be used in liquids with a pH of 3 to 11. Cartridge dimensions: 30-3/4” x 7-3/4” (OD) x 3” (FPT). Packaged one per carton. Hurricane® cartridges are capable of 50 psi ÄP. Learn More

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

Harmsco ® OTC/6-4 Water Filter - Harmsco Bestfilter Cluster water filter cartridges. Tropi-Clean. 20 microns nominal. 6 sq.ft. nominal 9 3/4 height x 2 3/4 diameter. PT. NO. OTC/6-4 Learn More

Harmsco ® ST/105 Water Filter - Fits Bestfilter BF-105. Filbur cross reference # FC 6110. 19 1/2" height. Learn More

Harmsco ® ST-155 Water Filter - Fits Best Filter model BF155. Filbur cross reference number FC 6115. 29 1/16" height. Learn More

Harmsco ® ST-6 Water Filter - Harmsco Bestfilter cluster water filter cartridges. 9 3/4" height Learn More

Harmsco ® TC-155 Water Filter - Better Filter Cross Reference #BF155. Filbur cross reference # FC 6115. 29 1/16 height X 8" diameter. #0303 Learn More

Harmsco 801-10 10 Micron 9.75" Inch HIF Water Filter Learn More

Harmsco 801-100 100 Micron 9.75" Inch HIF Water Filter Learn More

Harmsco 801-20 20 Micron 9.75" Inch HIF Water Filter Learn More

Harmsco 801-20HT 20 Micron 9.75" Inch HIF High-Temp Water Filter Learn More