Exposed Interior Finishes The effect of the use of electrical radiant heating cable or wire on the fire-resistance performance of assemblies has not been investigated. Roof Insulation The type and thickness of roof insulation should be as specified in the individual designs. Gypsum Board Vertically applied gypsum board is gypsum board that is applied with the long edges parallel to the framing members to which it is attached. Nonmetallic boxes should not be installed on opposite sides of walls or partitions of staggered stud construction unless certified for use in such constructions. The studs should be welded to the oversize element in rows such that the maximum clear span conforms to conditions A , B , C or D as appropriate. The Design Information Section supplements the individual published designs and is organized as follows:.
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Corridor Dampers EMME are intended for use where air ducts penetrate or terminate at horizontal openings in the ceilings of certain corridors, as required by the building code. Enclosures for Fluorescent Recessed Luminaires Troffers 2. The area of bridging bars or angles specified in the individual designs is a minimum. If a construction element is identified as " optional " or " may be provided " it is not mandatory and doesn't need to be included in the construction. Refer to the individual CDHW certifications for details on the designs in which the luminaires have been investigated and found acceptable. Smoke Damper — A certified device installed in ducts and air-transfer openings designed to resist the passage of smoke.
The type and size is specified in the individual designs. For restrained assembly ratings, some designs require end clearances and lateral expansion joints with the use of noncombustible compressible materials along the sides of the precast concrete units. Channels spaced max 24 in. Mounting keyholes let you put this power strip on the wall, if you are into that sort of thing. Dampers Building codes include requirements for four types of dampers:
Select models include dead bolts, anti-drill door and loud audible alarm for unauthorized access attempts. This rating is determined by the assembly's structural performance during the fire test. Love this so confident for charging cell phones, tablets, etc. Penetrations Penetrations through all or a portion of an assembly can significantly affect the rating. Fire Damper — A device installed in ducts and air-transfer openings designed to close automatically upon detection of heat and resist the passage of flame.