[] Jiamusi underground outdoor bolt, bolt-shelf outdoor underground, outdoor bolt professional manufacturers

Fire Safety Valve Co., Ltd. [Integrity recommend to you the star product] --- outdoor fire hydrant outdoor fire hydrant type features: outdoor fire hydrant, there is a traditional style fire hydrant on the ground, underground fire hydrant underground outdoor plug, the new outdoor retractable fire hydrant buried (eg: ZS100 / 65-1.6). Style on the ground floor then water, easy to operate underground outdoor bolt wholesale, but susceptible to collision, easy to cold; antifreeze effect Underground Underground outdoor bolt prices, but need to build a large underground room well, and the use of fire-fighters To connect to the well water, very inconvenient. Buried retractable outdoor hydrant hydrant pressure back on the ground below the usual underground outdoor bolt-shelf, pull out the use of ground work. Than the ground type to avoid collision, freezing good effect; convenient than the underground operation, buried installation easier. Is very new advanced outdoor fire hydrant. [Integrity Fire Safety Valve Co., Ltd. --- the star product to recommend one of the outdoor fire hydrant] classified according to pressure requirements: 1, high-pressure water supply network. Refers frequently to maintain adequate pressure in the pipe network, without the use of ground fire or other portable fire pump pressure, and directly connected with the water from fire hydrants, water gun fire. When the building height is less than equal to 24m, the pressure outside the high-pressure water supply pipeline should ensure production, life, fire water reaches the maximum, and the gun is arranged at the highest point of any building within the scope of protection, gun enrich the water column should not be less than 10m. When the building height greater than 24m, should be based on the indoor fire fighting equipment fire. [] Jiamusi underground outdoor bolt, bolt-shelf outdoor underground, outdoor bolt manufacturers to provide professional integrity and security by the fire valve. Welcome to consult the Fire Safety Valve Co., Ltd. Tianjin integrity (www.tjcxafm.com), be sure to specify when the contact is through the "Business League members" see, thank you! Contact: Huang Shaopeng