Glossary G

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Gas heaters: are heaters that burn liquefied petroleum gas, natural gas, propane and butane to heat a room or outdoor area.

Gasket: a seal used to prevent leakage by making a junction watertight

Gate Valves: are line-closing valves that use plates or wedges to inhibit water flow, allowing the pipe’s channel to be control for repairs.

Gauges: are devices that indicate whether something conforms to a preferred size, capacity, thickness, weight, shape, or other characteristic.

Grinder Pump: a system that retains household waste and grinds it down into a thin mixture as needed.

Geothermal Systems: use natural, solar energy that remains at a constant temperature underground to heat or cool a home

Geothermal Valve: are designed for high head, open system zone control, which allows the heat pump to be controlled while preventing a well pump from constantly circulating water

Gas Furnace: a furnace that burns gas, usually a form of propane, butane, or natural gas

Gas Valves: regulate the flow of fuel traveling to household appliances according to thermostat settings

Grease Traps: catch the majority of grease entering a system before it can reach the sewer lines

Galvanized: refers to something that has been coated with a layer of zinc for protection