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Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
Standard Features Double deflection surface mount grille with adjustable airfoil blades Front blades parallel to longest dimension
Lever operated Opposed Blade Damper
165° replaceable fusible link (#50)
Airfoil blades individually adjustable on 3/4" centers
955 Series Engineering/Performance Data
2" 3 Hour Vertical Mount Fire Door 2561-28X28 Accessories Standard Features Double deflection surfaceh3. 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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