DIY window air conditioner assembly 1 ton with refrigerant gas R410a NOTE-1: Both fans blowing the air toward outside the unit. NOTE-2: Soldering the pipes wasn't good idea, just use Brazing ! diy air conditioner with fan diy air conditioner installation diy air conditioner cooler diy air conditioner from fridge diy air conditioner with radiator #DIY #Air_Conditioner