I've got a DZ20VC variable speed compressor but my zoning panel (ultra talk 3000) only supports 4 heating stages. Do any zoning panels support more stages or is this the best we can do at this time?
source https://hvac-talk.com/vbb/threads/2228513-Are-there-any-zoning-panels-that-support-more-than-4-heating-stages?goto=newpost
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