HVAC INTERVIEW-1 

Main difference is AC can't ventilate or exhaust your internal air (where u supply air) but HVAC only can do that .

Very nice sir knowledge thank you sir

Superb

Very nice explain sir

Very very nice video 👍👍👍👍

Sir aap bhut achchi video 📷 banate ho

Very helpful video

Very well explained

Good questions sir ji

Aap bhout acha btate h sir Thanks Information ke liye 🙏

Bhot shukrya sir

Good knowledge

Jii sir

Good information sir hvac

Very good sir thanks

Thanks Indeed.

Sir cooling tower ke sump ka holding volume kese niklte h plz tell me it's very urjent for me

Sir, a video has been made on a facility manager, what is the responsibility of the facility manager, please once what is its role

Koe bhi valve close karo band Hoga

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