m

mmudassarjaveed

    Hanging and Support of Firefighting Piping _ Part-3 _ NFPA-13
    22:26
    NFPA13 & NFPA14-FDC
    15:12
    NFPA
    12:59
    Pre action Sprinkler System
    12:10
    NFPA- 13 & 14
    17:44
    NFPA - 13
    15:10
    Zone Control Valve Assembly _ ZCV Practical
    7:32
    Zone Control Valve Assembly
    9:22
    Zone Control Valve _ ZCV _ Wiring Connection _ Fire Alarm Panel _ in Urdu_Hind
    24:13