Definition of the term Hinge
A jointed or flexible device that allows the turning or pivoting of a part, such as a door or lid, on a stationary frame.
Definition of the term High-Early Cement
A portland cement sold as Type III which sets up to its full strength faster than other types.
Definition of the term Hermetic Seal
Vacuum seal between panes of a double-paned window, i.e. insulated glass unit or IGU. Failure of a hermetic seal causes permanent fogging between the panels of the IGU.
Definition of the term Heel Cut
A notch cut in the end of a rafter to permit it to fit flat on a wall and on the top, doubled, exterior wall plate.
Definition of the term Sealant
Sealant is applied at the base of a channel, after setting the light or panel and before the removable stop is installed, one of its purposes being to prevent leakage past the stop.
Definition of the term Heating Load
The amount of heating required to keep a building at a specified temperature during the winter, usually 65 degrees Fahrenheit, regardless of outside temperature.
Definition of the term Heat Trim
Work done by the heating contractor to get the home ready for the municipal final heat Inspection. This includes venting the hot water heater, installing all vent grills, registers, air conditioning services, turning on the furnace, installing thermostats, venting ranges…
Definition of the term Heat Strengthened Glass
Flat or bent glass that has been heat-treated to a specific surface and/or edge compression range to meet the requirements of ASTM C 1048, kind HS. Heat-strengthened glass is approximately two times as strong as annealed glass of the same…
Definition of the term Heat Rough
Work performed by the heating contractor after the stairs and interior walls are built. This includes installing all duct work and flue pipes. Sometimes the furnace and fireplaces are installed at this stage of construction.