Whole house replacement water filter information :

• This 20" Housing Filter System uses 20" x 2.5" water filter cartridges. 
• The water filter cartridge is not included allowing you to select the best water filter for your water filtration needs. 

There are two water filter options in the Related Products section below :

• Sediment water filters reduce dirt, sand, silt, sediment, rust particles, and scale particles. 
• Drinking water filters produce healthier, better-tasting drinking water.
• The water filter cartridge life depends on the water filter cartridge purchased and the water quality.

Click here buy CTO Cartridge

Instruction

1. The 20 inch Valve-In-Head Whole House Water Filter System is easy to install
2. The whole house system has 3/4-inch inlet/outlets for easy installation on the 3/4-inch main cold water line
3. If you have a 1/2-inch water line, you can use a reducer nipple to reduce the inlet/outlet down to the 1/2-inch size