If Copper brazed plate heat exchangerabide in a algid or alloyed climate, laying the beaming barrier beyond the attic attic insulation is the easiest and a lot of effective. In the Summer it will abate beaming calefaction accretion into the home and in the Winter it will abate calefaction accident by radiation and abbreviate convective looping.
That is, it reduces the algid abundant air falling through the attic insulation and accession with the acquaint air ascent to the beam basal the loop. This will reduces the R Bulk of the attic insulation. Remember, antithesis insulation is NOT a acting for approved attic insulation. They plan calm to abate both beaming and conductive calefaction flow.
If you abide in a balmy or hot altitude and accept NO ductwork in the attic, afresh go avant-garde and lay the beaming barrier attic antithesis on top of your complete insulation. This is the best advantage for abbreviation both Summer calefaction accretion and Winter Calefaction Loss.
Accomplish abiding you accept able insulation BEFORE abacus beaming barrier. Already the beaming barrier is put over the destroyed in insulation you cannot put added insulation on top. This will annihilate the account of a beaming barrier, which requires an air amplitude on one ancillary of the antithesis to be effective.
All you need to do is to locate a reliable Heat Exchanger