what is HVAC|HVAC system kaise kaam karta hai|Processing of heating ventilation air-conditioning|

[@mdsamiransari5366]

Good 👍👍

[@SANJAYKUMAR-lc3ei]

Good explain ❤

[@AltafHussain_007]

Bhai isse related aur video banate rahen aage bhi

[@mdashrafali0503]

abhi kaam ka pressure jyada aa gaya islye time lag raha hai ,next video jaldi banane ki kosis karta hu☺️☺️☺️

[@Ashutoshkumar-mi5ky]

Sir ductable ac pe video banao na

[@mdashrafali0503]

👍👍

[@md.shahid4305]

ऐसा assalamualaikum kyaa aap ACPH ke baare me janate hai wo kaise aur kaha use kiya jata hai.

[@mdashrafali0503]

air change per hour

[@amirhvac]

Sir sad and Rad par video bana dijiye Mai पहले भी आप से आग्रह किया हु

[@mdashrafali0503]

ok Amir jee next video ☺️

[@amirhvac]

@@mdashrafali0503 bahut bahut sukriya sir aap ka