1½ Hour Rated Curtain Fire Damper

A Division of MESTEK, Inc.

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Model:	15S(SS)
Filter:	15SAV,15SAH,15SBV,15SBH,15SCV,15SCH
Depth:	4⅞"
UL Classified:	1½ Hour Fire Resistance
Certifications:	Underwriters Laboratories, Inc.: 555 National Fire Protection Association: 80 & 90A ICC's International Building Code CA State Fire Marshal Listing #3225-1328:100
Orientation:	Vertical or Horizontal
Frame Material:	One-Piece Roll Formed 22 ga. Stainless Steel
Blade Material:	22 ga. 304 Stainless Steel
Blade Type:	Curtain
Fusible Link:	UL-Listed 165°F; Replaceable
Closure Spring:	Horizontal Models Only
Closure Spring Material:	Heat-Treated Type 301 Stainless Steel
Closure Spring Type:	Constant Force Coiled Negator
Finish:	Mill