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Ships within 48 hours · Estimated delivery Oct 31 - Nov 5
2x4 T-Bar (20" x 44" duct)
For evaporative cooling or high-velocity exhaust applications
2" thin-line roll formed out-of-airstream frame
blade to blade neoprene seals
055 T6) surface mount diffuser * Nylon bushings for easy adjustment and quiet setting of airfoil blades * Countersunk mounting holes for flush appearance with color matching Phillips posi-drive screws * Single deflection diffuser with adjustable airfoil blades * Airfoil blades are parallel to longest dimension * Allows 2-way air deflection on one plane * Soft White Options * 901 O - with recessed screwdriver operated opposed blade damper * 1331 and 1332 Series - stainless steel single deflection * Fractional
Parallel Volume Damper Low Leak 3000PLL-68X56 Residential Registers & Grilles 2x4 T-Bar (20" x 44"h3. Standard Features * 16 gauge galvanized channel frame * Parallel blades are cee stiffened 16 gauge galvanized for strength and stability * Blades pivot on non metallic celcon bushings * 1 2" square zinc plated steel pivot pins * 1 2" square zinc plated steel adjustable operating shaft extending up to 4" beyond the air control frame * Single blades on dampers with a height of 12" or less * Mill finish h3. Options * 3000 PLL Low Leak Air Control
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