This is your basic CSD-1 safety setup in a mechanical room to isolate gas or power to the boilers in an emergency.
Mechanical / Boiler Room Protection
Manual Emergency Gas Shutdown & Adaptable Zone Monitoring Gas Detection Systems
About the Merlin Range
The Merlin Range has been designed and tested with the end user and mechanical engineer in mind. Bringing together over 25 years of experience and new modern digital components, American Gas Safety LLC have developed the Merlin range to be not only easy to install and easy to use but also to be cost effective and competitively appealing.