Where to use upright sprinkler and pendent sprinkler?
: The difference between an upright head and a pendent head is,
an upright sprinkler is designed to be installed upright in the
branchline piping of a sprinkler system. The pendent is designed to
be in the pendent or 6 o clock position, with the deflector facing
downward. It is important that you always install sprinklers in
accordance with their designed listing; you cannot install an
upright sprinkler in the pendent position, for example. you can
usually find this information with the data sheet supplied with the
sprinkler. If in doubt, contact the sprinkler manufacturer.
Sprinkler installation is regulated by National Fire Protection
Association or NFPA for short, document number 13.. This standard
gives the codes for proper location, selection, and installation of
fire sprinklers.