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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
To adjust diffuser
Standard Features * Heavy duty 16 gauge steel construction * Blades run parallel to longest dimension given * Gym Grade - includes welded core and extra supports for heavy duty application * Mounting holes for sidewall and ceiling application * Soft White Options * No mounting holes * For opposed blade damper
3/16" cross bars
Hinged removable door with hinges parallel to the longest dimension
For evaporative cooling or high velocity exhaust applications
4" 3 Hour Vertical Mount Fire Door 2665-10 past 12 months To adjust diffuserh3. Standard Features * 2661 Square or rectangular fire door for vertical mount only. Maximum dimension 60x60. For damper free area chart A click here * 2663 Out of Airstream fire door. Square or rectangular for vertical mount only. Maximum dimension 60w x 52h. For damper free area chart B click here * 2665 Round fire door for vertical mount only. Available 4" thru 52" round. * 3 hour rated * UL and California State Fire Marshall approved * 4 1 4"
US$ 1199.50
US$ 10.00
US$ 10.00
US$ 10.00
