Metal-Fab 6M90 6″ B-Vent 90° Adjustable Elbow LP/Natural Gas Vent Pipe Fitting

SKU: MFG# 6M90

Weight	3 lbs
Dimensions	18 × 14 × 8 in

$110.21

In stock — available to order.

Sold individually. Each quantity ordered is one unit. Kits are one complete kit; products sold by length use the stated length unit.

Same-item volume pricing

Quantity	Unit price	Saving
1–4	$110.21	0%
5–9	$104.70	5%
10+	$99.19	10%

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Metal-Fab 6M90 6" B-Vent 90° Adjustable Elbow LP/Natural Gas Vent Pipe Fitting

Specifications & product details

Overview

Metal-Fab 6M90 6" B-Vent Adjustable 90-Degree Elbow – Type B Gas Vent FittingThis premium 6-inch Type B-Vent elbow by Metal-Fab is engineered for natural gas and propane Category I appliance venting. Designed for flexibility, the 5-piece elbow is fully adjustable from 0° to 90°, making it ideal for installations that require directional changes in vent pipe routing.

The 360° rotating collar allows for precise alignment and orientation without compromising structural stability. Compatible with other B-Vent components using Metal-Fab's SnapLock or SureLock system.

Applications

Compatible with LP & Natural Gas water heaters, furnaces, and boilers
Designed for vertical and horizontal venting transitionsUsed in residential, light commercial, or retrofit HVAC installations

Specifications

Pipe
Diameter: 6 inchesAdjustment: 0° to 90°
Material: Galvanized Steel Outer Wall / Aluminum Inner WallType B double-wall design for 1" clearance to combustibles
Compatible with all standard 6” Type B vent pipe systemsWhy Choose This Product?
Durable double-wall construction
Easy to install, rotate, and lock in placeEnsures safe, code-compliant exhaust ventilationReduces install time and labor on angled pipe runs

Product details

Part / SKU	MFG# 6M90

Package includes

Metal-Fab 6M90 6" B-Vent 90° Adjustable Elbow LP/Natural Gas Vent Pipe Fitting

Included components and any stated pack quantity are as described in this listing. Optional accessories shown separately are sold separately unless expressly included above.

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