What is UL 1738? Stainless Steel Boiler Venting - In Stock, ready to ship! Piping can be set horizontally to allow venting through a sidewall, or vertical installation can also be undertaken to allow venting through the roof. Add to Cart $ Hart & Cooley 4 in. Categorized Vent Diameter The minimum vent diameter per-missible for Category I appli-ances to maintain a nonpositive Available in 1 Finish. Includes: (1) Termination Hood (1) 4" x 90 Elbow (1) 4" x 1.5' pipe (1) 4" x 1' pipe (1) Wall Thimble The diagram is not entirely clear, however it says to seal the joint between the single-wall vent and the B-Vent termination and the open space between the single wall vent pipe and the outer pipe of the B-Vent termination. All pipes and components are engineered with smooth clean welds located 90° from mechanical locking bands. Pipe lengths are available in multiple lengths, 6 to 60 inches, with a full complement of adjustable and rigid fittings. Vent Connector The pipe or duct which connects a fuel-gas burning appliance to a vent or chimney. Z-Flex 3 in. • Must increase venting to 6” using a 6” to 4” bell reducer at boiler vent adapter for Category II Vent Connection. Vent pipe and fittings feature patented built-in mechanical locking band and triple-lipped directional gaskets. Show List View $ Hart & Cooley 3 in. $27.39. Shipping Ship to Store - Free! All pipe and fittings are UL1738 approved for category II, III and IV venting applications. x 1 ft. Z-Vent Pipe. Vent pipe and fittings feature patented built-in mechanical locking band and triple-lipped directional gaskets. Add If required, additional Z-Vent pipe lengths are available on homedepot.ca. In some cases, Transrite has been used, which may contain asbestos. Category 3 Vent Pipe We make finding a category 3 vent pipe fast and simple every time! Add To List Click to add item Saf-T Vent® 3" Category lll Vent Pipe to your list. venting listed Category I gas-fired appliances, listed appliances equipped with a draft hood, and appliances listed for use with Type B gas vents are (1) factory-built chimneys, (2) listed chimney lining systems for gas venting in masonry chimneys, and (3) Type B gas vents. Z-Flex Z-Vent stainless steel vent pipe is ideal for the Bosch Therm 940ES / Bosch Therm 830ES / Bosch Therm 660EF / Bosch AquaStar 2700ES / Bosch AquaStar 2400ES / Bosch Evolution 500 tankless water heaters as well as the legacy Bosch Pro 715ES / Bosch … $56.85 Out Of Stock. Z-Flex Z-Vent 3" to 4" Increaser Stainless Steel Venting (2SVSI0304). The AmeriVent gas vent line allows you to create almost any system from our more than 350 coordinated parts. Back-flow preventer is included for cold climates. X 24 in. $40.39. Category: Gas Vent Pipe & Fittings. Easy online ordering for the ones who get it done along with 24/7 customer service, free technical support & more. Grainger's got your back. Z Flex NovaVent 4 inch by 6 inch - Straight Length Stainless Steel Vent Pipe - 2NVP4.5 • Category III / 3 • Interchangeable with Z-Vent Part 2SVEPWCF0406 ZFLEX0640035 • View Detail • Free Shipping Eligible. Heater's stainless steel horizontal vent kit allows Category 3 Unit/Utility heaters to comply to both the Canadian Standard (S636) and the US Standard (UL1738). Class II venting systems are further classified into four temperature ratings as follows: (A) Up to and including 65 C (149 F) This temperature limit was intended to allow the use of PVC pipe for use as a flue gas material. Looking for AMERI-VENT Gas Vent Pipe, 3 in Gas Vent Pipe Dia., 2 ft Gas Vent Pipe Length (3F378)? Factory-built for … These vent pipe kits include storm collar kits, vent adapters, connectors and elbows. $28.32. Model: W2-IPSDF4. Aluminum and Galvanized Steel Gas Vent Adjustable Elbow. Z Flex NovaVent 3 in 1 Universal BackFlow Drain for 3 inch Stainless Steel Vent Pipe - 2NVBFA3 • Condensate Drain Adapter and Backflow • Category III • Interchangeable with Z-Vent Part 2SVBFDPA03 2NVBFA300000 • View Detail • Free Shipping Eligible. $56.85 Part #: H3REA90. Compatible with all types of Z-Vent and Z-Flex. Flue Collar That portion of an appliance designed for the attachment of a drafthood, vent connector, or venting system. Single-wall galvanized pipe (26 gauge) is only used as a connector on 70 percent AFUE and lower gas appliances and all oil appliances. Designed for horizontally vented heaters mounted to an outside wall. Price $12.30. EACH. $321.29. x 2 ft. Z-Vent Pipe. Z-Vent is approved as a replacement for high temperature plastic vent. Features and Benefits. Heater’s stainless steel horizontal vent kit allows Category 3 Unit/Utility heaters to comply to both the Canadian Standard (S636) and the US Standard (UL1738). Sku # 6374121. This kit is intended for horizontal venting of a power vented unit heater that requires 4" venting. B vent pipes are typically used in the venting of category 1 appliances. Category I Vent Materials. This increaser is used to increase the pipe diameter from 3" to 4". Compare Click to add item "Saf-T Vent® 3" Category lll Vent Pipe" to the compare list. Featured Product AMERI-VENT Pipe Section,3" Dia.,3 ft. L; Zoro #: G1272905 Mfr #: 3E3; Gas Vent Pipe, Gas Vent Pipe Dia. This simple kit includes a variety of venting options that will be enough for most users. Type B gas vents are not suitable for use with wood-burning or coal applications, industrial ovens, exhaust ranges and hoods, grease or pollution ducting, or as free-standing exhaust vents for high-temperature applications. DuraVent 4 Inch Wall Thimble with Double Wall Construction and Adjustable Vent Length From the … Vent pipe stainless steel cat III 4 in. Monday through Friday: 4:00AM to 7:00PM PST Saturday & Sunday: 6:00AM to 4:00PM PST All pipes and components are engineered with smooth clean welds located 90° from mechanical locking bands. All pipe and fittings are UL1738 approved for category II, III and IV venting applications. Class II venting systems are suitable for gas-fired appliances producing flue gas temperatures of 135 C (275 F) or less; 3. ADD TO CART. OEM specified and UL listed Special Gas Vent for Category II, III and IV heating equipment. What is UL 1738? Product information Product Dimensions 24.7 x 18.9 x 10 inches Item Weight 1.3 pounds Manufacturer M&G Duravent ASIN B004BUAPHI Item model number DuraVent 4" Inner Diameter - FasNSeal W2 AL29-4C Special Gas Vent Pipe - Double Wall - 3.5" IPS Drain Fitting. The C-Vent was installed through the existing B-Vent as per the diagram in table 3 of the installation manual. Gas vent pipe from Grainger, manufactured by reliable companies like Ameri-Vent and Bosch, comes in lengths of up to 4'L. In some unusual circumstances, though, the manufacturer of a particular appliance may have certified the use of a specific B vent system as an alternative venting system for that particular appliance. Gas Vent Pipes Special Gas Vent for Category II, III, IV Heating Equipment Z-vent is designed for use with tankless water heaters , standard water heaters (both residential and commercial applications), and boilers, as well as high efficiency furnaces and pool heaters. $14.75 $14.75 Qty . Sort. In most applications, kit contains the components you need all in one box to vent a 4" tankless water heater. Masonry will use vitreous clay liner. 8.9.5 Venting systems or total vent run if less than 3 ft. 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