B-Vent 90° Adjustable Elbow

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B-Vent Elbows - 90 Degree
$67.04 - $146.50

Description

90° Adjustable Elbow for Class B gas appliance venting system. The elbow is made of Galvalume steel a combination of aluminum and galvanized steel that provides enhanced durability and lifespan. Elbows (3” - 8”) swivel 360° at base. 90° Elbow is adjustable from 0° to 90° in sizes 3” - 10”. Elbows must be supported when installed.

Additional B-Vent Info:

DuraVent's Type B Gas Vent system features the innovative DuraLock technology, ensuring a secure connection. With alignment indicators, you can easily see the parts line up, feel the firm connection as the ends grip together, and hear the distinct snap when it locks in place. Designed to withstand the tough conditions of job sites, the inner wall is recessed to prevent damage during handling. Type B Gas Vent is engineered for quick heat-up and remains hot during appliance operation, minimizing condensation in both the appliance and vent system. Available in lengths from 6 to 60 inches, the system includes a wide range of adjustable and rigid fittings. Note that 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 environments.

Applications:

DuraVent’s Type B Gas Vent system. Use with natural gas or liquid propane category I and draft hood equipped appliances, and appliances tested and listed to use Type B Gas Vent. Applications include: natural gas fireplaces, gas-fired furnaces, boilers, water heaters, and wall or space heating applications. 

Materials and Construction:

Round Type B Gas Vent 3” - 8” and oval 4” - 6”: Aluminum .012” inner wall, galvanized .018” outer wall. 
  
Round Type B Gas Vent 10” - 16”: Aluminum .016” inner wall, galvanized .021” outer wall. 
  
Round Type B Gas Vent 18” - 30”: aluminum .020” inner wall, galvanized 
.021” outer wall. 3”-16” diameters feature twist-lock fittings, screws required for 14” and 
larger diameters. 

Clearances:

1” clearance to combustibles in single and multi-family dwellings. 

Diameters:

3”- 30” Round Diameter. 
4”, 5”, and 6” Oval. 

Listings: 
UL Listed to UL 441 and UL 1777 (MH6357). 
ULC Listed to ULC S605 (CMH1276 & CMH1407).

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Technical Specifications

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Additional Product Info

Installation Instructions:
Type B Gas Vent Instructions (PDF, 3.7MB) 
DuraConnect Installation Instructions (PDF, 950KB) 
Sales Sheets:
Type B Gas Vent Specification Sheet (PDF, 1.5MB) 
Catalogs:
Type B Gas Vent Catalog Section (PDF, 3.4MB) 
DuraVent All Products Catalog (PDF, 47.4MB) 
Bulletins:
Type B gas Vent Oval Spacer Kits (PDF, 218KB)
Type B Gas Vent Adapter Ecco Approval (PDF, 139KB) 
Universal B Vent To Aluminum Flex Adapters (PDF, 153KB)
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