Culligan D-20A Under Sink Drinking Water Filter Cartridge Polyurethane Interior \/ Exterior Finish lightweight cylinder is easy to

lightweight cylinder is easy to grip and maneuver

for connecting 3 pieces of 1/2" cross link polyethylene pex tubing

Viton® seals in key locations ensure long service and durability

4" High Performance Masonry Blade

Super strength linear plastic

Culligan D-20A Under Sink Drinking Water Filter Cartridge Polyurethane Interior \/ Exterior Finish lightweight cylinder is easy toD20 replacement filter cartridge reduces chlorine, bad taste, and odor. Granular activated carbon construction, high surface areas for maximum absorption. Filter life up to 12 months or 1000 gallon. Use with model No. US 600, US 550, and CTR 210 filters.