Navien, Vaughan, Ont, announces the release of its new high-efficiency NPF Hydro-furnace, available in up-flow and horizontal configurations. It comes in 60,000 BTU/h and 100,000 BTU/H…
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By Glenn Mellors I have to admit that I have never been a fan of the acronym I.A.Q. It stands for “Indoor Air Quality”, but to…