Metal-Fab 3″ x 18″ B-Vent Pipe Double Wall Round Gas Vent HVAC Flue MFG# 3M18

Name: Metal-Fab 3" x 18" B-Vent Pipe Double Wall Round Gas Vent HVAC Flue MFG# 3M18
SKU: 3M18
Price: 28.92 USD
Availability: InStock

SKU: 3M18

$28.92

In stock

Same-item volume pricing

Quantity	Unit price	Saving
1–4	$28.92	0%
5–9	$27.47	5%
10+	$26.03	10%

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Product Description

Overview

Metal-Fab 3″ x 18″ B-Vent Round Pipe – Double Wall Gas Vent for HVAC SystemsThe Metal-Fab 3M18 is a 3-inch diameter, 18-inch long Type B gas vent pipe designed for venting Category I appliances such as gas-fired water heaters, furnaces, and boilers. Its double-wall construction includes a corrosion-resistant aluminum alloy inner liner and a galvanized steel outer casing, delivering safe and efficient flue gas exhaust.Ideal for natural gas and propane applications, this vent pipe installs quickly using Metal-Fab’s twist-lock connection system. It requires only a 1-inch clearance from combustibles and integrates easily with elbows, tees, and other B-Vent components.Key Specs:Diameter: 3″Length: 18″UL Listed, CSA ApprovedCompatible with standard Metal-Fab B-Vent fittings

Product details

Part / SKU	3M18

Package includes

Metal-Fab 3" x 18" B-Vent Pipe Double Wall Round Gas Vent HVAC Flue MFG# 3M18

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