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, STRAIGHT OUT HORIZONTAL VENTING <br /> H <br /> � and SL-D Series Ventinq: Max.Run <br /> 36"(914 mm) <br /> ST�P 4. Install Firestops <br /> #Fe�r Horizontal Runs -Firestops are REQUIRED on both <br /> ��f a combustible wall through which the.vent passes. <br /> �nE�AT"E: Model DVP-TRAP or SLK-01TRD does not need <br /> � � a�cierior firestop on an exterior combustible wall. <br /> � ': r�:ail firestops for horizontaf runs that pass through o � <br /> � � -nterior or exterior walls: <br /> :�� t 2"x 10"(305mm x 25mm) hole through the wall for . <br /> � -�.=-�er+es or a 10"x 10"(254mm x 254mm)hole for SL-D- o <br /> - �� as�e. The center of the framing hole is one (1) inch <br /> :::� =�-�) above the center of the horizontal vent pipe. <br /> - '.-_�,�n the firestops on both sides of the hole previ- <br /> �� _���y cut and secure the firestops with nails or screws. o <br /> � � � ,a <br /> '"-�+e heat shields of the firestops MUST BE placed to- <br /> «�-�s the top of the hole. H <br /> - �-��?inue the vent run through the firestops. <br /> ; <br /> � �QTE: There must be NO INSULATION or other Use DVP-Series i <br /> cQmbustibles inside the framed firestop opening. components only. � <br /> Y <br /> s:,- <br /> a�` �25 mm� Figure 10. Straight Out Horizontal Venting � <br /> i <br /> --3 <br /> 7"(25.4 mm) 10"(254mm) 10"(254mm) <br /> ,� � 12"�DVP)or 10"(SL) <br /> (305mm or 254mm) <br /> � - � HOLENEY <br /> � <br /> �- . <br /> � VENT PIPE <br /> � <br /> t N� EXISTING CEIIING <br /> � , FRAMING JOISTS <br /> c+gure 24. Hole and Vent Pipe MEMBERS <br /> CEIUNG <br /> � Figure 26. Hole 8 New Framing Members <br /> -FJ�T SHIELD <br /> TRIM HEAT <br /> SHIELD IF TOO <br /> LONG,ADD TO <br /> SHIELD IF TOO <br /> SHORT <br /> EXTERIOR <br /> FIRESTOP <br /> INTERIOR <br /> FIRESTOP <br /> �igure 25. Heat Shield, Interior 8 Exte�ior Firestops <br /> 33 <br />