Spring Check Valve 1 ½" Slip X Slip for Inground Solar Heating Systems

This PVC check valve is made from a corrosion and chemical-resistant plastic resin. The internal spring is stainless steel, and the valve should be used with 1 ½" PVC piping. The inside diameter of the valve measures 2", and the outside diameter measures 2 ¼". 

Features:

• For use with 1 ½" PVC piping 
• Stainless steel spring
• Can be used with inground solar heating systems