ProductsHome / JB Solutions / Fire Rated Boxes / Twin Box & Drain Fire Rated Red & Blue EP Valves Twin Box & Drain Fire Rated Red & Blue EP Valves Twin Box Box & Drain Fire Rated Red&Blue EP Valves CPVC, assembled Category: Fire Rated Boxes Description JBSFRB271DB Technical Drawing Related products Ice Box with Valve and Arrester MIP Small-N-One Box & Faceplate (Fire Rated) Wash Box with Valves and Arresters F1960 PEX