Stenner Injection Check Valve, 1/4" | UCDBINJ Pool Chemicals directing flow to the filter

directing flow to the filter grid while venting trapped air

Place the Winterpill in the spa water at the start of the winter season or during routine spa maintenance cycles

This gasket maintains a watertight barrier around the light assembly

offering year-round atmosphere without the need for venting

Stenner Injection Check Valve, 1/4" | UCDBINJ Pool Chemicals directing flow to the filterReliable Backflow Prevention for Precise Chemical Dosing The Stenner UCDBINJ Injection Check Valve is a 0. 25 in inline valve designed to prevent backflow in chemical injection lines used with Stenner dosing pumps. It installs in pool and spa dosing setups between the injection point and supply line to maintain one way flow and support accurate chemical dosing. Construction, Compatibility and Integration The injection check valve features a compact,