Products tagged with 'anti-backflow valve'

The Siamp COMPACT 99T BP Low Pressure 1/2″ Brass Inlet Valve (30 9921 10) is a WRAS-certified, quiet-fill, bottom-entry valve built for reliability and efficiency. Featuring adjustable height, anti-backflow protection, and hydraulic closure to prevent water hammer, it suits both ceramic and plastic cisterns. Ideal for low-pressure systems, it includes a 10-year guarantee and is available with 1/2" brass, 3/8" brass, or 1/2" plastic connections—perfect for original installs or replacements.