Otvorni otvor za protivpožarni plin mehanički automatski ventil za zaštitu od gašenja požara znači sustav za gašenje požara na plin
|Mjesto porijekla||Kineski kopno|
Gas fire relief port or automatic relief valve price is about how much
Answer: the price of this 32 is 80 yuan,50 yuan is 120 yuan,80 yuan is 200 yuan.
The working principle of pressure relief port in fire fighting, gas fire fighting, do you need external wiring?
Answer: the machine is not need are generally use mechanical installation and use are convenient when using gas out indoor when pressure is greater than the pressure relief valve mechanical pressure release valve valve action themselves off will indoor pressure discharge off according to the design custom-built directly fixed on the wall of the reserve is OK the upstairs said is useless didn't see LZ title???????
Gas extinguishing and pressure relief device and pressure relief is the same thing
A: iai understands that the protected area where the gas extinguishing system is located needs to be equipped with a pressure relief device or pressure relief valve