Multi-Size Register Box, Stepped Collar, HVAC, Multi-Size

Multi-size register tuffbox is a heavy, one piece durable polymer shell. Virtually air-tight molded design delivers one hundred percent of air flow. Round stepped design to support three duct sizes. Great home improvement application. Collar tabs easily tear away unneeded sections. Allows for easy adjustment. Makes for simple install of a ceiling diffuser. No measuring needed, strong and silent. Easy to access for maintenance or cleaning. 5/8 in. standoffs provide correct depth to accommodate strapping/furring used with drywall. Mounting clip accommodates thicknesses up to 11/4 in.. For best fit use with AirTec air flow grilles and damper. FOR THE TRADESMAN: RectorSeal is recognized as a leading provider of quality solutions for the professional trades serving heating, ventilation, and air conditioning HVAC/R, plumbing, electrical, and construction markets.