Vertical Spring Check Valve, 1" Thread Brass Check Valve, Easy to Install, One Way Backflow Control Check Valves for Plumbing Water Boiler Heating System (DN25)

[ Excellent Sealing]: Standard 1”thread, smooth and clean, easy for installation. The rubber gasket inside the valve effectively ensures the sealing of the pipeline and averts the penetration of backflow medium.
[Efficient Performance]:Vertical brass spring check valves are equipped with springs inside the valve, once the water flows backwards, the spring is compressed by force and the check valve closes, which is used to stop the backflow of the medium and keep the pipeline and equipment safe.
[ Preferred Materials]: Premium quality brass high-temperature one-piece forging, thickened body is not easy to burst; brass valve stem is durable and not easy to corrode.The stainless steel spring and brass valve body in the humid condition are not easy to rust, long service life.
[Vertasile Applications]: The spring in the valve body controls the opening and closing of the check valve, the check valve can be installed horizontally or vertically; the maximum pressure of 16bar, the working temperature of -10 ℃ to +120 ℃ (14 ℉ to 248 ℉), is widely used in wall-mounted boilers, pumps, solar energy and other piping systems.
[Easy Installation]: User-friendly design and standard dimensions make inline check valve compatible with various plumbing systems. Whether you are a specialist or a novice, you can easily install the valve without any intricated steps or special tools demanded.

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