ProductsHome / JB Solutions / Washing Machine Boxes / Twin Box / Twin Box with Drain Valves Twin Box with Drain Valves Twin Box with Drain Valves F1960 unassembled Categories: Fire Rated Boxes, JB Solutions, Twin Box, Washing Machine Boxes Description JBSFR7072DB Technical Drawing Related products Twin with Valves CPVC JBSBOXLC Ice Box with valve and arrester PEX