ProductsHome / JB Solutions / Washing Machine Boxes / Twin Box / Twin Box Box & Drain Fire Rated EP Valves MIP, assembled Twin Box Box & Drain Fire Rated EP Valves MIP, assembled Twin Box Box & Drain Fire Rated EP Valves MIP, assembled Categories: Fire Rated Boxes, JB Solutions, Twin Box, Washing Machine Boxes Description JBSFR2274DB Technical Drawing Related products Washing Machine Boxes Washing Machine Boxes Ice Maker Water Hammer Arresters and Stops