Val-Pak 1-1/2" MPT Spring Return Line Check Valve (V20-339) aquaflo internal assemblies like this are

internal assemblies like this are especially important because they help maintain the structure that distributes and gathers water through the media bed

Supports dependable heat restoration with a focused part replacement

and maintenance service

and this Gecko DTEC version is rated at 1 amp with a 1/8 inch NPT connection using the 800240-3 reference

Compatible with standard plumbing configurations

Val-Pak 1-1/2" MPT Spring Return Line Check Valve (V20-339) aquaflo internal assemblies like this areThe Val Pak 1 1 2 inch MPT spring return line check valve is designed for compatible plumbing applications where one way flow control is needed on a return line. A spring check valve is useful because it helps discourage unwanted backflow while creating a more controlled and predictable direction of water movement through the system. This replacement is especially useful when the original valve has started sticking, leaking backward, or no longer