Water Curtain Fire Protection Nfpa 13
Water curtains are used for atrium type separations as defined in the building code using standard spray sprinklers.
Water curtain fire protection nfpa 13. Menu water curtain water curtain buildtech2 mechanical op 1 nov 17 12 44. In the most recent editions of. At least that is nfpa 101 stookey can comment on ifc ibc. Other uses per nfpa 13 are for vertical openings 8 15 4 or for proscenium openings on stages 8 15 17 2 it appears what you are referring to is glazing protection.
For a large 10 foot x 6 foot window for. Nfpa 13 standard for the installation of sprinkler systems treats window sprinklers as a type of special application sprinkler and while nfpa 13 does not include design parameters in its text section 8 15 26 was added in the 2016 edition and gives limitations on when they may be installed. Only one line installed 8 inches from the roof deck countours the wall. Nfpa 13 standard for the installation of sprinkler systems often referenced by ibc advises on the design of draft curtains in conjunction with closely spaced sprinklers to direct water flow in certain building conditions.
This water curtain is fed by a dry pipe systen and is fitted with closed sprinkler heads. I am currently designing the fire protection system for a large warehouse which has fire rated compartments with fire rated walls to confine the fire. The later fire protection rating is tested to nfpa 257 or ul 9 and has limitations on overall size. Ibc 2018 fire rated glazing definition of the three options this one is the most costly.
Cited costs of fire rated glazing alone can be nearly 100 per square foot. This sprinkler line is leveled with the adjancent ceiling sprinkler heads which have the same temperature rating as the water curtain sprinkler heads. These fire zones fire compartments must have fire rated self. Nfpa 231 standard for general storage nfpa 231c standard for rack storage of materials nfpa 231d standard for storage of rubber tires nfpa 231e recommended practice for the storage of baled cotton and nfpa 231f standard for the storage of roll paper.
A new section was added to the 2016 edition of nfpa 13 for this. Nfpa fire code issues forum. The former is tested to astm e119 or ul 263 and is not considered an opening.