Aufruf zur Optimierung von Industrietore und Drehtüren als zukünftige PassivHaus geeignete Komponente bitte weiterentwickeln

...
from #28intPHC
#PassivHouseConference
#Passivhaus
#EnerPHit
#PHPP for #PassivHaus

@iPHA

.---- #HeatPump

... m.M.n. / imho Heat pumps ,
please use only
refrigerants with a very low GWP & low ODP ... e. g
Isobutane (R600A) or propane (R290).

No R32 or other with higher ODP or GWP in heat pump , refrigerator and freezer

[ https://en.wikipedia.org/wiki/Heat_pump#Refrigerant ]

it's importent to look for low
ozone depletion potential ( #ODP )
& global warming potential ( #GWP )

.-----
#IndustrialDoor #RevolvingDoors
#Industrietor #Drehtür