Check the listing for details. 5pc Brass Pendent Fire Sprinkler Head 1/2" Quick Response 93 degree,Free Ship. Condition: New. Listed at 23.99 USD. 5pc Brass Pendent Fire Sprinkler Head 1/2" Quick Response 93 degree,Free Ship5pcs Brass Pendent Fire Sprinkler Head 1/2" Quick Response 93 degree,Free Ship Package Included :5pcs fire sprinkler 93degree Specifications : Pendent type fire sprinkler head Weight : 46gGlass bulb dia.: 5mmWater spray: 97%Working pressure:1.2Mpa Tips for installation : 1. Nozzle installation should be performed under system pressure test and qualified flushing2. Special elbows and tees should be used when installing the nozzle3. When the nozzle is installed, the nozzle must not be disassembled, altered, and it is strictly forbidden to coat the sprinkler's family and decorative coating.4. Use a special wrench for the sprinkler installation. It is strictly forbidden to use the sprinkler's frame for screwing. When the sprinkler's frame or the splash tray is deformed or the original parts are damaged, the sprinkler with the same specifications and model should be replaced.5. When the nominal diameter of the nozzle is less than 10mm, a filter should be installed on the water distribution main pipe or the water distribution main pipe6. Nozzle protection cover should be installed on the sprinkler which is susceptible to mechanical damage.7. When the nozzle is installed, the distance between the splash tray and the ceiling, door, window, opening or wall should meet the design requirements.8. When the sprinkler splash plate is higher than the bottom of the nearby beam or higher than the ventral surface of the ventilation pipe whose width is less than 1.2m, the sprinkler splash plate is higher than the beam bottom, and the maximum vertical distance of the ventilator's ventral surface should meet the requirements of relevant standards.9, when the width of the ventilation duct is greater than 1.2m, the sprinkler should be installed below its ventral surface10, when the sprinkler is installed near the top of the partition, the horizontal distance and minimum vertical distance of the nozzle and the partition should meet the requirements of relevant standards PaymentDelivery detailsReturn PolicyAbout usContact usPaymentPlease contact us via eBay messages at any time when you need help , thank you !