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So the contractor I'm leaning towards gave me the AHRI cert on the matched system with the 4A6H3036 heat pump. The numbers are very similar to the 4A6H5036 but with better heating numbers just as...

Is 4A6H3036 the Heritage 13?

Will do. Thanks for the advice.

The contractor for the H model just sent me some info on the coils. Model 4TXCB036BC3 and he says it is from Amer Std. He also sent me the AHRI Certificate with the following figures: Cooling...

So ADP is the manufacturer of the coils? I thought it was part of the model number. I'll ask the contractors for clarification.

The B model would be paired with the following:
Coil ADP CD5BXA042ADP
Furnace ADD2B080ACV32A 80% 2 stage variable fan

The H model:
Coil model was not given; quote just says matching high...

I received quotes from 2 contractors to install an American Standard heat pump at my home in Portland, OR. I thought I was comparing similar quotes until I noticed the model numbers. Does anyone...