How to make homemade heat pumps and air conditioners with temperatures ranging from -40 to +65°C.

[@MrBYB]

Get JLCPCB 6-layer PCBs for just $5! Register to get $80 Coupons ▶ jlcpcb.com/?from=MrBYB #jlcpcb #heat #pump #diy #conditioner #ac #homemade #howtomake

[@ocvuive]

How often do we have to pump the gas again?

[@SmerthongNeochainam]

What is kind of refrigerant? It's likes butane gas

[@HungCa-x5e]

Isobutane or c4h10

[@giribapugoswami4460]

Sopig karna ka 12:38 htehe

[@wardinaracitraayu4120]

🎉

[@HelloMogu]

help me calculate please.

[@giribapugoswami4460]

Pon nbar bhejo