The Cleveland 22122 Steamer Pressure Relief Valve helps regulate excess pressure to support safe and consistent steamer operation. Designed for commercial steam equipment, this pressure relief valve is rated for 5–15 lbs and features a 3/4" FPT connection for proper installation with compatible equipment. It works by opening when internal steam pressure reaches the valve’s set range, ... https://partsfe.ca/steam-p-r-v-for-cleveland-part-22122