LUH-BOX is a universal surface OR recessed backbox for extreme environment installations of paging horn Model LUH-15T. Dual functionality allows a single model to be ordered and stocked for surface or recessed use. A finish trim plate, Model LUH-TP, covers rough openings in recessed installations (order separately).The backbox is ideal in schools, medical facilites, transportation terminals, prisons, commercial or industrial spaces and where the durability of an extreme weather- resistant backbox facilitates installation of environment resistant horn Model LUH-15T. The clean, square design is precision formed from 20-gauge stainless steel and finished in powder epoxy paint for exceptional durability in both indoor and outdoor installations.