{"product_id":"met3m4","title":"Metal-Fab® M Series 3M4 Gas Vent Pipe, 3 in, 48 in L, Twist-Lock, Aluminum Alloy\/Steel","description":"\u003cp\u003eMetal-Fab® Gas Vent Pipe, M Series, 3 in Nominal, Twist-Lock Connection, 0.012 in, 0.018 in Gauge, Aluminum Alloy\/Steel, Galvanized, 530 deg F, 48 in Length\u003c\/p\u003e\u003cp\u003eMetal-Fab® round and oval type B vent is listed by Underwriters Laboratories for use with approved category I gas furnaces, heaters and boilers. A category I appliance operates with a non-positive vent static pressure. The double wall design of B vent enables the product to be used in homes and commercial buildings at close clearance to combustible. Metal-Fab® B vent design incorporates features that make installation quick, easy and safe.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eSureLock positive twist-lock\u003c\/li\u003e\n\u003cli\u003eElimination of sharp edges by hemming the flue and casing\u003c\/li\u003e\n\u003cli\u003eAssembly and disassembly without tools, using positive twist-lock\u003c\/li\u003e\n\u003cli\u003e360 deg rotation of small diameter fittings using swivel tees, wyes and elbows\u003c\/li\u003e\n\u003cli\u003eSpace savings inside standard stud walls using oval pipe\u003c\/li\u003e\n\u003cli\u003eThe vent shall be of the double wall, factory built type for use with approved category I appliance burning natural or LP gas, which produce flue gases exhausted at temperatures not exceeding 550 deg F\u003c\/li\u003e\n\u003cli\u003eThe vent pipe shall incorporate a push tab locking system to prevent disassembly of vent during or after installation\u003c\/li\u003e\n\u003cli\u003eVent shall be tested and listed for a min clearance to combustibles of 1 in for sizes 3 to 24 in Dia and 2 in for sizes 26 to 30 in Dia\u003c\/li\u003e\n\u003cli\u003eB vent shall be installed in accordance with the vent manufacturer's installation instructions, UL listing and state or local codes\u003c\/li\u003e\n\u003cli\u003eType B vent shall be warranted by the manufacturer against defects in material and workmanship for a period of 1 Year from the date of the original installation\u003c\/li\u003e\n\u003cli\u003eAir insulated\u003c\/li\u003e\n\u003cli\u003eVent overlaps 1-1\/2 in when joined together\u003c\/li\u003e\n\u003cli\u003eB vent products shall be listed to UL 441 and carry the appropriate UL or cUL listing mark or label\u003c\/li\u003e\n\u003cli\u003eAluminum flue with galvanized casing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecifications\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection Type\u003c\/td\u003e\n\u003ctd\u003eTwist-Lock\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eAluminum Alloy\/Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Rating\u003c\/td\u003e\n\u003ctd\u003e530 deg F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGauge\u003c\/td\u003e\n\u003ctd\u003e0.012 in, 0.018 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal Size\u003c\/td\u003e\n\u003ctd\u003e3 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003eM Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFinish\u003c\/td\u003e\n\u003ctd\u003eGalvanized\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e48 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e","brand":"Metal-Fab®","offers":[{"title":"Default Title","offer_id":67952159883578,"sku":"MET3M4","price":34.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0569\/5238\/9827\/files\/UNI-34294_Ad1_ca9646c9-76f9-4af6-929c-532cee0b9b50.jpg?v=1794260919","url":"https:\/\/nwfsupply.com\/products\/met3m4","provider":"NWF Supply","version":"1.0","type":"link"}