L1-10C.22 – Need for Sealing Penetrations

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

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.19 – Wiring Methods

L1-10C.19 – Wiring Methods Shall not strap, tape or attach to another conduit or raceway for support (must be independently...