PENETRATIONS

IBC, Section 714.3.1.2 Through-Penetration Firestop System. Through penetrations shall be protected by an approved penetrations firestop system installed as tested in accordance with ASTM E814 or UL1479, with a minimum positive pressure differential of 0.01 in (2.49 Pa) of water and shall have an F rating of not less than the required fire-resistance rating of the wall penetrated.

IBC, Section 714.5 Penetrations in Smoke Barriers. Penetrations in smoke barriers shall be be protected by an approved through-penetration firestop system installed and tested in accordance with UL1479 for air leakage.

FIRE-RESISTIVE JOINT SYSTEMS

IBC, Section 715.1 General. Joints installed in or between fire-resistance-rated walls, floor or floor/ceiling assemblies shall be protected by an approved fire-resistant joint system designed to resist the passage of fire for a time period not less than the required fire-resistance rating of the wall, floor or roof in or between which it is installed. Fire-resistant joint systems shall be tested in accordance with Section 715.3.

IBC, Section 715.3 Fire Test Criteria. Fire-resistant joint systems shall be tested in accordance with the requirements of either ASTM E1966 or UL2079.

IBC, Section 715.6 Fire-Resistive Joint Systems in Smoke Barriers. Fire-resistant joint systems in smoke barriers, and joints at the intersection of a horizontal smoke barrier and an exterior curtainwall, shall be tested in accordance with the requirements of UL2079 for air leakage.

EXAMPLES OF IMPROPER FIRESTOPPING

trashpipe
mp
missingstop
missingconcrete
missinghead
missingfirewall
fiberglass
greatstuff
badfoam
walljoints
wood
multipen