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Ships within 48 hours · Estimated delivery Oct 30 - Nov 4
Square or rectangular for vertical mount only
Nylon bushings on adjustable blades to prevent metal on metal rattle
2" thin-line roll formed out-of-airstream frame
linkage and handle enclosed in valve to assure trouble-free operation
Attractive concentric ring deflects air stream 360°
2" 3 Hour Vertical Mount Fire Door 2561-20X12 Commercial Square or rectangular for verticalh3. 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 *
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