Short circuit - A situation that occurs when hot and neutral wires come in contact with each other. Fuses and circuit breakers protect against fire that could result from a short.

Roof joist - The rafters of a flat roof. Lumber used to support the roof sheeting and roof loads. Generally, 2 X 10's and 2 X 12's are used.

Mastic - A pasty material used as a cement (as for setting tile) or a protective coating (as for thermal insulation or waterproofing)

Stack (trusses) - To position trusses on the walls in their correct location.

Gable - The triangular end of an exterior wall above the eaves of a pitched roof.

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 and hoods, and all other heat related work.

Male - Any part, such as a bolt, designed to fit into another (female) part. External threads are male.

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