inspection services in the field of heating, ventilation, and air conditioning systems, as they relate to the quality of indoor air

electronic monitoring and control system for detecting, monitoring and preventing water leakage, and providing notification of water leakage, comprised of wireless communication devices for voice or data transmission, a water flow sensor and an automatic integrated valve; backflow prevention valve assemblies, namely, an automated flood protection shutdown valve; automated flood protection shutdown valves; backflow prevention valve assemblies, namely, flood detection system comprised of automa...