The present invention provides {TAIL ~ a system} in which low grade heat i.e. recovered latent heat is recoverable for low temperature heating loads, separately from superheat energy for {HEAD ~ high temperature loads} 
The present invention provides { TAIL ~ a system } in which low grade heat i.e. recovered latent heat is recoverable for low temperature heating loads , separately from superheat energy for { HEAD ~ high temperature loads }
OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD