Indoor fire hydrant and fire hydrant boxes are installed in clear, concealed and semi - Concealed three ways. Inside the fire hose and hanging of two volumes. Construction and installation should pay attention to the following questions:
1, the general indoor fire hydrant should be installed in the room temperature higher than 5 DEG C in place, do not need to install in the extraction, with a frozen inside the building when possible, take appropriate measures to freeze.
2, the fire hydrant water supply pipe can be connected according to the specific conditions of the fire hydrant box at the back, bottom or side access. The central position of the water supply pipe shall be as accurate as possible. If the error is relatively large, the hydrant box can be adjusted to solve the problem.
3, dark loading, semi dark loading fire hydrant box, in the wall reserved box size should be better than fire bolt box size, each side of at least large 10mm, dark installed, semi dark installed with anchor bolt fixed fire hydrant box position.
4, fire hydrant and wall to win part, should take rust prevention and corrosion protection measures, such as coated hot asphalt, packing, moisture prevention and so on.
5, front and rear fire hydrant should not be installed on the firewall.
6, fire hydrant from the ground installation height of 1. 2m, water outlet and installation wall into 900 corners.
7. The length of fire hose should be chosen according to design, but the maximum length should not exceed 25m.
8, the external electrical wiring through the box wall should be used rubber wire washer, installation should not be the bottom of the box drainage holes.
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