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Ships within 48 hours · Estimated delivery Oct 26 - Oct 31
REVIT FILES
Half-length screwdriver operated Scoop Extractor
For evaporative coolers or central blower systems
BD - field installable Bowtie Damper (available on even sizes 6"-14")
Holds up to a 2" filter (not included) with filter retention tabs (FG2)
4" 3 Hour Vertical Mount Fire Door 2661-24X18 Step Down Ceiling Diffuser REVIT FILESh3. 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$ 87.98
US$ 158.53
US$ 13.69
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US$ 102.70
US$ 1760.85
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US$ 47.90
US$ 158.53
US$ 110.46
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 MAKEUP](https://cdn.shopify.com/s/files/1/0785/0921/1970/files/bts-travel-book.jpg?v=1728590280)
