Guide describing how to properly test the air barrier between the garage and house, and how to ensure the air barrier is tight enough to prevent garage air from entering the home.
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 a tankless hot water heater in a new or existing home to provide domestic hot water that is heated on demand without the standby losses associated with tank storage water heaters