Tek-Tips is the largest IT community on the Internet today!

Members share and learn making Tek-Tips Forums the best source of peer-reviewed technical information on the Internet!

Register Log in
  • Congratulations JAE on being selected by the Eng-Tips community for having the most helpful posts in the forums last week. Way to Go!

Recent content by Hasni2

  1. Hasni2

    Is KSB pump UL listed

    Good job bimr, but at the bottom it says that appearing company name here doesn't certify that this particular company is making products that are UL listed, instead we need to look for the UL mark on the product:( I am reviewing pumps made in KSB Germany and Holland. Would you be kind enough to...
  2. Hasni2

    Is KSB pump UL listed

    Dear DWeig, it's quite a process to find your product out from the site link you have provided. Do you recall the ones which are UL listed, as you said some are. Thanks for your input anyway. Dear Cronin, I am reviewing a material submittal. As per specs we are only supposed to approve UL...
  3. Hasni2

    Is KSB pump UL listed

    Are KSB pumps UL listed. Second, should I go for a split case or end suction (horizontal) for delivering 750gpm in a fire sprinkler network. Thanks
  4. Hasni2

    Floor drain material

    Thanks bimr, for sharing in such a detail, I have already drilled on a spot and found out yellowish metal underneath, prob brass and has been given a nickel chrome finish...that makes it look like se. I will try the grinder method now, thanks anyway. Thanks dicksewarret and DVD for your thoughts.
  5. Hasni2

    Floor drain material

    How can one know if a floor drain is of stainless steel material or brass with chrome finish. Believe me they almost look alike and I really face difficulty at times while approving floor drains of stainless steel material. Please give some clue, thanks. 
  6. Hasni2

    Stainlessstee floor drain

    How can one know if a floor drain is of stainless steel material or brass with chrome finish. Believe me they almost look alike and I really face difficulty at times while approving floor drains of stainless steel material. Please give some clue, thanks. 
  7. Hasni2

    Fire sprinkler system design concept

    Just want to know a little idea as to how many sprinkler heads can one i connect with a 4" dia line, 3" dia line, 2" dia line and so on. Would be great if someone could share it in a tabulated form, like making a table and putting different dia lines and sprinkler heads against each. I am after...
  8. Hasni2

    Built in sound attenuators in AHU

    Where are these located inside AHU, how about having any impact on the static pressure. Usually what capacity AHUs do have these ?
  9. Hasni2

    Built in sound attenuators in AHU

    Are there any such AHUs avialable which have built in sound attenuators. Meaning inside the AHU body, immediately after the blower fan...there is sound attenuators. Thanks
  10. Hasni2

    ASHRAE 62-2001

    I use HAP for load calculations and it says, for conference room you need to have 10 liters / second per person. Obviously it looks contradictory with what you have referred to, but most of the HVAC designers use this software and systems are running perfectly without any complaints. Further I...
  11. Hasni2

    Height of air duct inside a warehouse

    What should be the approximate height of a supply air duct inside a warehouse whose side walls are 6 meters high and racks for storing goods would be 5 meters high. I am more interested in knowing the height if air diffuser grille from FFL is this warehouse. Thanks
  12. Hasni2

    Sleeve for chilled water pipe !

    Does an underground chilled water pipe entering a building through grade beam or a wall require any kind of pipe sleeve. If so, what should be the material of the sleeve if the pipe entering is carbon steel, Sch 40. Thanks
  13. Hasni2

    Black steel pipe, sch 40 !

    Dear Enery Mix, Can you be more specific, it's not the issue about sizes. It's about knowing the exact specs of a carbon steel pipe that one should use for these systems. I am located in middle east.
  14. Hasni2

    Cold storage evaporating coolers !

    In case of evaporating coolers, it would be disconnect switch, but in case of lighting fixture...it has to be on / off switch.
  15. Hasni2

    Is it mandatory to provide expansio

    Thanks.
See more

Part and Inventory Search

Back
Top