Additional InformationASME A112.18.1|ASTM F1807|CAN/ULC S115|IAPMO Listed|NSF 61|UPC Certified
Marketing InformationThe most versatile fire-rated box in the industry. Similar in design to the Switch Hitter®, valves may be mounted right/left or with center drain and from top or bottom. Constructed from white fire-resistant PVC, with a factory-mounted intumescent pad. FireStop™ boxes are Warnock Hersey Certified to ASTM E-814 and CAN/ULC S115 1 hr and 2 hr listings. Suitable for use on wood or metal studs and with all pipe types. Molded in test cap for testing of DWV drain. Faceplates will accommodate 1-1/4 in THK wall.