9:08

HVAC Swimming Pools

20:13

NFPA Hangars & Supports

1:45:42

مجال المقاولات لمهندسين ميكانيكا

12:38

Chilled Water Pumps Static Head Calculations

7:33

SPRINKLERS IN BATHROOMS,CLOSETS,ELECTRICAL EQUIPMENT ROOMS

5:54

HVAC SPACES WITH + OR PRESSURE

11:59

INFLTERATION LOAD HAP

6:22

STORAGE COMMODITIES HOSE ALLOWANCE