Venting Material for Pensotti Condensing Boilers

Innoflue Concentric is the only concentric polypropylene flue vent system on the market which is UL 1738 listed. It incorporates flue vent and air intake into a single pipe, allowing for significant space saving and installation versatility. Innoflue Concentric is made in the USA and approved for use with condensing appliances with flue gas temperatures below 248F.
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