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Pool & Spa Filters
Your pool and spa should be for you, not for bacteria. Be sure to replace your old pool filter to keep your Jacuzzi and swimming pool clean. Discount Filter Store carries an expansive line of replacement pool filters and spa filters from industry leading brands like Tier1. With antimicrobial pool filters, you can swim with confidence knowing that no harmful microbes are swimming with you. Enjoy your summer with clean water.
Not sure which filter you need? Speak with one of our filter experts at 1-800-277-3458, and we’ll answer your filter questions to help you find the best product for you.

Tier1 brand replacement filter for systems that use 5 5/16-inch diameter by 10-inch length filters
Price $24.59 List Price Price $33.98 Save 27%Tier1 Replacement Pool and Spa Filter for 31489
Price $18.99 List Price Price $28.99 Save 34%Tier1 brand replacement for 817-0050, 03FIL1400, 25252, 378902 & PWW50
Price $26.29 List Price Price $45.00 Save 41%Tier1 brand replacement for 20042, 370-0242 & 370-0243
Price $20.99 List Price Price $33.44 Save 37%Tier1 brand replacement for CX500-RE, R173409 & 27-079
Price $29.99 List Price Price $50.27 Save 40%Tier1 brand replacement for R173214 & 59054100
Price $38.99 List Price Price $69.82 Save 44%Tier1 brand replacement for CX1750-RE, 25230-0175S & 817-0175P
Price $89.99 List Price Price $125.34 Save 28%Free ShippingTier1 Brand Replacement for Hayward CX1100-RE
Price $50.99 List Price Price $85.09 Save 40%Free ShippingTier1 brand replacement for 03FIL1300, 17-2482, 25393, 303557, 817-3501, CCP269 & R173431
Price $20.99 List Price Price $27.29 Save 23%Tier1 brand replacement for 03FIL1600
Price $26.99 List Price Price $33.99 Save 20%Tier1 Pool and Spa Replacement Filter for CX-1200-RE
Price $77.99 List Price Price $95.44 Save 18%Free ShippingTier1 brand replacement for 817-0143, 178585 & R173578
Price $67.99 List Price Price $88.54 Save 23%Free Shipping