Water Filtration Systems & Filters
Discount Filter Store carries a wide variety of water filters and filtration systems to make sure that you have clean water everywhere you need it. We offer camping water filters, RV filters, water bottles for travelers on the go. Purify your office or home’s drinking water with countertop filter systems, commercial grade filters, and whole house filter systems. Our filters are protected by our 100% Price Match Guarantee. We are happy to offer you the lowest possible price on our filters, matching any lower price listed by competitors.
10-micron filter fits into water filtration systems that use 20-inch x 4.5-inch filter replacements Learn More
10 micron filter fits into water filtration systems that use 20-inch x 4.5-inch filter replacements Learn More
As Low As $19.16 Per Filter
Fits standard filter housings using 20 x 4.5-inch filters Learn More
As Low As $13.00 Per Filter
Fits most Big Blue housings that accept 10-inch x 4.5-inch water filter cartridges Learn More$17.99 MSRP: $19.31