PART 1 DUCT SYSTEM

[@Professorkartik]

PLEASE DONATE EVEN SMALLEST AMOUNT IF YOU FIND MY VIDEOS HELPFUL FOR MY MISSION TO TEACH ON PAYTM ON 8866123755 OR YOU CAN TEXT ME ON THIS

[@vikaskumbhar8638]

Thank you so muchh...😊 for such teaching

[@mitulprajapati9945]

👌👌

[@parthjoshi539]

Sir. Want a video on air handling unit and its components.

[@mr.nobody8784]

Awesome sir❤

[@aashreyadeolalikar5961]

Nicely explained 👌

[@t.bpatel8467]

👍📚👍👍👌

[@nohi7814]

Nice video ji

[@raghavraj2897]

Thanks you sir

[@tafadzwajethro4214]

If this lecture was in English you'd have a larger audience.

[@mjindia21]

What is mm of water pressure????

[@santoshkumar-lu9kw]

nothing seen anything sir