Metal-Fab 4″x60″ Oval B-Vent Pipe Double Wall Gas Vent LP HVAC Galvanized

SKU: MFG# 4M05

Weight	8 lbs
Dimensions	60 × 6 × 6 in

$101.51

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.

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Quantity	Unit price	Saving
1–4	$101.51	0%
5–9	$96.43	5%
10+	$91.36	10%

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Metal-Fab 4"x60" Oval B-Vent Pipe Double Wall Gas Vent LP HVAC Galvanized

Specifications & product details

Overview

Metal-Fab B-Vent Pipe 4" x 60" Oval – Double Wall Gas Vent for LP/Natural GasThis 60-inch long Type B gas vent by Metal-Fab is engineered for safe venting of Category I gas-burning appliances. The 4" oval profile is ideal for tight wall cavity installations, especially in 2"x4" or 2"x6" stud walls where round pipe won’t fit.

Built for long-lasting performance, it features a corrosion-resistant galvanized steel exterior and an aluminum alloy inner wall, allowing 1" clearance to combustibles in compliance with national gas codes.✅ Key Benefits:Fits within common stud walls for low-profile installsDouble-wall design improves safety and thermal efficiencyWorks with furnaces, water heaters, boilers & LP systemsUL listed and HVAC industry-approved📐 Specs:

Size: 4" Oval Diameter x 60" Long

Material: Galvanized Steel (outer), Aluminum Alloy (inner)

MFG#: 4M05 | Alternative ID: 5H185MSuitable Gases: LP Gas, Natural Gas, Flue Gases

Use with Metal-Fab elbows, tees, and connectors for a complete B-Vent system.

Product details

Part / SKU	MFG# 4M05

Package includes

Metal-Fab 4"x60" Oval B-Vent Pipe Double Wall Gas Vent LP HVAC Galvanized

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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