Z Vent for Boiler

Specific Inspection Topics Inspecting HVAC Systems
1

I am not familiar with Z-Vents. Its venting a gas-fired boiler through the sidewall. Label says “Special Gas Vent Component”. Why was a special component needed and it is proper to use it in this situation? See pictures.

Thanks for your help.

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2

You can find the installation manual for the z-vents here:

http://www.novaflex.com/productcart/pc/view_install.asp?idcategory=469&idpage=4

Hope it helps.

David

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