Comfort Aire Water Source Heat Pumps
Comfort Aire manufactures top quality horizontal, vertical, anc console water source heat pumps.
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Latest Articles
All articlesR-454B and PTAC Replacement: What Changed and What Did Not
New PTACs moved to R-454B refrigerant. For replacement jobs, the change is mostly invisible, with a few things worth knowing.
GE Zoneline AZES vs. AZHS vs. AZVS: Which Series Fits Your Building
All three current GE Zoneline series fit the same 42 x 16 sleeve. The differences are in how they heat and what they cost to run.
Replacing PTACs on the 32 x 18-5/16 Sleeve with the Applied Comfort DM Series
Dozens of discontinued PTAC lines shared one 32-inch sleeve. Here is how the DMQE and DHE replace them without touching the wall.