staircase pressurization system 

Thank you Sir. Waiting for the detailed video on Stair case pressurization system.

Great explanation 🙏

Great sir

Hai sir .. great video ...keep posting videos...ur videos are like vine...it will only become tastier as it gets old.....and sir plz try to make videos in English....im from kerala i know hindi but sometimes itz difficult to understand...try to mix hindi and english equally...it will be great...thank you sir

Hi mr shibin... Please do the second part for duct design velocity, duct size and fan slection please 🙏

15 Pascal? 🙄

Is it necessary to put vcd in each branch

All doors closed condition should be 50pa One door open 35pa Two doors open 25pa And three doors open should be 12.5pa Sir am I right or wrong