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Ships within 48 hours · Estimated delivery Aug 29 - Sep 3
REVIT FILES
accepts 6"-16" collar (collar by others)
3 cone steel diffuser with hinged core for easy duct access
tony@registers-direct
Backdraft Vertical Mount 3550-28X30 Residential Registers & Grilles REVIT FILESh3. Standard Features * 3550 Vertical mount * 3560 Horizontal mount air up * 3570 Horizontal mount air down * 3580 Round sizes available 5" to 24" * All non motorized backdraft dampers * Dampers are opened by air pressure differential and closed by gravity * 16 gauge channel frame with 26 gauge galvanized blades * Out of airstream linkage * Blades are vee stiffened 26 gauge for strength and stability * Square steel pivot pins * Nylon bushings * Single
US$ 24.95
US$ 39.99
US$ 10.95
