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  • Users: mechfp
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  1. mechfp

    Operating Pressure Vs Residual Pressure

    Is there any difference between operating pressure & residual pressure of sprinkler head. When NFPA 13 says operating pressure of sprinkler = 25psi what does it mean?
  2. mechfp

    Stairwell Pressurization

    Hi All, M new to HVAC designing. Wanna know more about Stairwell Pressurization. Gone through many threads but need some basic explanation. Please provide some link or document.
  3. mechfp

    High Piled Storage

    NFPA 13-(2010, Section 3.9.1.17 "High-Piled Storage: Solid-piled, palletized, rack storage, bin box, and shelf storage in excess of 12 ft (3.7 m)in height". If I have storage with wooden pallets arranged in Steel frame with total height of frame to be 5m and vertical distance between each pallet...
  4. mechfp

    Why Fire Hose Cabinets in Small Buildings?

    As per IBC, the Standpipe is required in any building only if the floor level of the highest floor is more than 9.14m from lowest level of fire department vehicle access. That means that if a building is 3 storey with 4m for each storey, the floor level of highest storey will be 8m and according...

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