L1-10C.22 – Need for Sealing Penetrations A fire stop, when properly installed, does exactly what it says. It stops the spread or advancement of fire from one section of a structure to another. Sealing the penetration confines the fire to one room Open penetration...
L1-10C.20 – Plenum Spaces In building construction, a plenum (pronounced PLEH-nuhm, from Latin meaning full) is a separate space provided for air circulation for heating, ventilation, and air-conditioning (sometimes referred to as HVAC) and typically provided...
L1-10C.18 – Mounting Boxes, Running Wire, Etc. Boxes and cables must be independently supported Check with AHJ on requirements when mounting to acoustical ceiling...
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