防火閥II

產(chǎn)品描述：

防火閥通常安裝在有防火要求的通風、空調(diào)系統(tǒng)的風管上，在70℃時閥門關閉，手動復位開啟，可輸出閥門關閉信號，可調(diào)節(jié)風量大小。

Product description:

fire-fighting regulating valve is installed on the air duct of the ventilation and air conditioning system required which is closed at 70℃ and reset to turn on by hand. It is allowed to output the valve closure signal and regulate the air volume.

產(chǎn)品認證：

本公司所生產(chǎn)的防火閥均已通過消防產(chǎn)品認證證書，質(zhì)量保證。