How to install gas supply shut off manipulator with gas alarm device automatic gas leakage control

Homes, restaurants must install gas leak detectors and automatic closing valves solenoid valves or manipulators for safe use of combustible gases. Combustible gas leakage not treated in time can have serious consequences including explosion. Vedard security alarm system technology company provide free guide for installing and using environment gas alarm, CO alarm, smoke alarm, fire alarm and intruder detector burglar alarm for home and business security. Shop gas shut off manipulator at