HVAC -

Controls

Guide describing different types of gas shutoff valves to shutoff the flow of natural gas into a home to stop gas spills due to an accident or natural disaster.

Guide describing how to install back-draft dampers in exhaust fans to make a shared duct possible.

Guide describing how to install continuously operating exhaust fans.

Guide describing how to upgrade or expand an existing HVAC system.

Guide describing how to install obvious ventilation controls.

Guide describing the use and testing of programmable thermostats.

Guide describing options for adding dehumidification equipment to a home to maintain indoor relative humidity below 60%.