Simpson Dura-Vent is introducing the PolyPro™, a polypropylene ULC-S636 venting system. Designed for use with condensing appliances, it is corrosion resistant and utilizes EDPM gaskets that enable ...
Residential gas-fired equipment is changing and so are the related codes. As efficiencies and energy factors creep up — whether organically or because of regulation — the installation processes and ...
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