U trap kaise banaye॥ U trap for ac drain

U trap kaise banate hai
Hello doston Swagat hai aapko Mera channel MD technician per , is channel per aapko VRV, VRF HVAC , ke bare mein bataya jaega daikin AC error code career AC error code commissioning ke bare mein Jankari Diya jaeg#Mdtecnicians#Utrapkaisébanate#Utrapacdrain#