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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
Countersunk mounting holes for a flush appearance
blades prevent metal on metal rattle Countersunk mounting holes with color matching Phillips Pozidriv screws Rust-resistant pre-coat with durable powder finish Soft White Options Screwdriver operated Opposed Blade Damper 2" ADC compliant square to round collar with a bead for ease of installation Heavy Duty Construction MRI Compatible Insect Screen Fractional
Diffuser available in sizes 6×6 through 20×20
UL listed and tested in accordance with UL Standard 555C
904 - Double Deflection Adjustable Aluminum Blade Grille For a 20" x 20" Duct Opening (front blades parallel to shortest dimension)
2" 3 Hour Vertical Mount Fire Door 2561-44X44 Accessories Countersunk mounting holes for ah3. Standard Features * 2561 Square or rectangular fire door for vertical mount only. Maximum dimension 48w, 49h. For damper free area chart A click here * 2563 Out of Airstream fire door. Square or rectangular for vertical mount only. Maximum dimension 48w, 41h. For damper free area chart B click here * 2565 Round fire door for vertical mount only. Available 4" thru 40" round. * UL and California State Fire Marshall approved * 2" thinline frame *
US$ 13.20
US$ 125.00
US$ 75.00
