Bestfilters.com autoship program saves you money and makes sure your filters are changed on time. The regular price for the WR004 replacement filter set is $49.76 and $6.89 for shipping. The autoship price is $49.76 but you get free shipping!

How it works:

• Add the WR004C to your shopping cart.
• Your line item cost will show as $0.00.
• Check out as you normally would.
• In 12 months we`ll charge your credit card $49.76 and ship the WR004 filter set.
• Once per year after that, well send you another WR004... automatically!

The Stage-1 filter in our Undercounter Twin Superior Water Filter combines KDF, a compound of Copper and Zinc, and GAC (Granulated Activated Carbon) and works especially well on Chlorine taste and odors, while adding all the reduction-oxidation benefits of the KDF compound. The Stage-2 filter our WR001 (previously the CTU-1) 1.0 micron solid carbon block filter is the work horse for particulate reduction, chlorine taste and odor. Lasts for about 2500 gallons. Retail Price: $70.00. The WR004 cartridge set includes both cartridges for our WU002 Undercounter Twin Superior system.