Tankless Water Heater Accessories: Dual Walled Vent Pipe

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Let’s talk about a Dual Walled Vent Pipe for a tankless water heater system with a horizontal discharge. The dual walled vent pipe is made of quality construction. The pipe going through the outside wall can be cut to length to whatever size you need and it comes with 2 flanges that make a tight and secure fit against your wall structures.

Go to to find products for your vent pipe installation needs, including sidewall, roof and individual pipes.


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