Leak-Proof Wall Boxes with Magnet (Patent Pending)
SWBLM-8, DWBLM-8, TWBLM-8
SWBLM-8, DWBLM-8, TWBLM-8 are all models for single, double and triple leak proof wall boxes with magnet. Leak proof wall boxes have an extruded aluminum grille (optional for all sizes). TEST STANDARD: Cyclic Static Test ASTM E547-00, Tested @ 400 Pa.