or Hydro-Temp com
that has been OEM since 1978
built for WF and Trane and Carrier?
they had 14000 homes in by the late 80's
and are #1 in schools for the lowest operating cost per sq ft per school year
Contractor's Magz said about their 3-side console 2-5 real compressor tons: "Arkansas Simple"
patented HW heat reclaim priority on demand that others could not touch until 1999, now being copied.
OEM 4zn since the 1996 "Henry" board, now GC Red Board is ird programmable with 9 smart sensors.
high mass radiant gt heating works well with this one.
Other sites zero in on one or two of customers which do not know what they have, I have read: Green build sites, and consortium site.
... however, much work still needs to be done.
CLOSED LOOP newer ratings are listed, but in numerical EER's Closed- is posted below OPEN LOOP EER's: