Product details:

Outlet Box w/ Hammer, Standard Pack Features: Warnock Hersey certified, for 1-hour and 2-hour fire-rated walls. 2" drain opening fits PVC or ABS Sch. 40 DWV pipe. Box made of Bulk Molding Compound (BMC) with UL-classified intumescent pads and UL-classified insulating material. Adjustable metal mounting brackets, easy to remove test cap. Flexible valve/drain arrangement capabilities.