Cart
Toggle Nav
Search

$5.55 Flat Rate Shipping! US orders under 5lbs (Limited to 48 contiguous states)

Menu
Account
Due to an extreme amount of orders. Phone-in customer service is not available. Email inquires will be answered within 24 hours. Due to the pandemic, Prier and Royer well caps production is delayed. Expect extended lead-times on some items.div>

Backflow Valves

Backflow Valves
Complete Plumbing Source’s Backflow Valves are designed to prevent the backflow of heating system fluid and contaminated water from drinking water. They have a dual check design with a vent and are made from brass.
View as Grid List

1 Item

per page
Set Descending Direction
  1. Caleffi 573503A 3/4" NPT Female Dual Check Backflow Preventer w/ Atmospheric Vent
    Caleffi 573503A 3/4" NPT Female Dual Check Backflow Preventer w/ Atmospheric Vent
    $58.50
    Add to Wish List
View as Grid List

1 Item

per page
Set Descending Direction
My Wish List
Last Added Items
  1. Add to Cart
    Remove This Item
Go to Wish List
You have no items in your wish list.