NDS PVC Spring Check Valve Spring White Outdoor Outlet Kit Noise reduction rating of 20

Noise reduction rating of 20 decibels

This low pressure foam is actually self-venting which means that once it fills the void

bracket and all hardware needed for mounting and display

Traditional tighter fit

84" x 110"

NDS PVC Spring Check Valve Spring White Outdoor Outlet Kit Noise reduction rating of 20Direct water flow one way through pipe with the PVC Spring Check Valve, 2 in. IPS FPT X FPT. Water is allowed through the valve when the water pressure is greater than the weight of the 1 2 lb spring. This leak resistant valve connects two 2 in. MPT pipes in an irrigation or other pressurized system and prevents the backflow of water. Prevents costly property damage, pipe corrosion, and system issues. Durable check valve is made of PVC plastic.