Cold winter -40C house using 5kw,9kw,15kw,18kw 220v geothermal water source to room heating+cooling air air heater pump
- USD $614 - $1,827 / Set
- 1 Set / Sets
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Cold winter -40C house using 5kw,9kw,15kw,18kw 220v geothermal water source to room heating+cooling air air heater pump