Napoleon Ascent X 42 Series Installation Manual

Contents

Napoleon Ascent X 42 Series Installation Manual Manual pdf 22 page image

W415-1794 / 06.28.18EN22rough framing3.2 minimum clearance to combustible enclosuresVent SectionsWhen passing through a wall, use firestop spacer W615-0162 (supplied).When passing through a ceiling, use firestop spacer W500-0096 (not supplied).note:Top VentCOMBUSTIBLE NON-COMBUSTIBLEBRICK0” (0MM) IFNON-COMBUSTIBLEFINISHING IS USEDSUCH AS BRICKAND STONE.50 1/2"[128,3cm]54"[137,2cm]PLAFOND(MIN)34 5/8[87.9cmTOP EXIT ENCLOSUREThe appliance requires a minimum enclosure height of 52 5/8" (133.7cm). For temperature requirements, the en-closure space around and above the appliance must be left unobstructed.* See “minimum framing dimensions” section for details on reducing vent pipe top clearances.These parameters apply to all illustrations found in the “minimum clearance to combustible enclosures” section.**The minimum clearances around the vent pipe may be reduced from 3” (76mm) to 1” (25mm) in those instal-lations with a minimum 38” (96.5cm) vertical vent rise made immediately off the appliance collar. Some ventingconfigurations that require more vertical rise will require a larger enclosure to provide minimum vertical clearancebetween vent pipes and combustibles.72”(183cm)Ceiling (min.)52 5/8”(133.7cm)41 1/8”(104.5cm)45 5/8”(115.8cm)Minimumplus rise*1” (25mm)3” min.(76.2mm)**3”(76.2mm)Minimum** 3”(76.2mm)**1” (25mm)Horizontal vent sections: A minimum clearance of 3” (76mm) on the top outside of the enclosure and 1”(25mm) on the sides and bottom outside of the enclosure all around the vent pipe on all horizontal runs to com-bustibles is required. Horizontal vent sections within enclosures require a minimum clearance of 3” (76.2mm) atthe top of the vent pipe.Vertical vent sections: A minimum of 1” (25mm) all around the vent pipe on all vertical runs to combustibles isrequired except for clearances in appliances enclosures. Vertical vent sections within enclosures require a mini-mum clearance of 1” (25mm) around the vent pipe.8” (203mm)non-com-bustiblematerial