Glossary – T

Tab:  The exposed portion of strip shingles defined by cutouts.

Technically Exhaustive:   A home inspection is technically exhaustive when it involves the extensive use of measurements, instruments, testing, calculations and other means to develop scientific or engineering findings. conclusions and recommendations.

Termite Shield:   A metal sheet that is placed in the exterior walls of a house near ground level, usually under the sill, to prevent terminates from entering the house.

Terrace:   A finished, but unroofed, outdoor area adjacent to, and accessible from a house or other structure; usually at grade or slightly elevate.

Terrazzo:   A floor material made of small fragments of colored stone or marble that are embedded in cement and polished to a high glaze.

Texture:   To form a patterned, raised surface on stucco, plaster, gypsum board or paint.

Thermal:   Of or pertaining to heat or temperature.

Thermal Insulation:   Material that has a high resistance to the passage of heat; used to block the passage of heat from a warm building to the exterior when outdoor temperatures are low and the entrance of heat into a cooled interior when outside temperatures are high.

Thermocouple:   A device consisting of two junctions of dissimilar metals. When the two junctions are at different temperatures, a voltage is generated. Used in controlling gas valves.

Thermostat:   A device that is electrically operated and actuated by thermal conduction or convection and automatically acts to establish and maintain a desired temperature.

Thermostatically Controlled Ventilator:   A ventilator normally found in the attic that goes on and off automatically depending upon the temperature.

Three-Dimensional Shingles:   See Laminated Shingles

Threshold:   A strip of wood, stone or metal that is placed beneath a door.

Thumbscrew:   Screw with a special head that can be turned with thumb and forefinger.

Tie:   A device that joins two or more structural members; e.g., timber, rod, chain, clip, wire.

Tie Beam:   A structural member used to hold two separated members together.

Tile:   Originally, a molded and burned clay or cement used for flooring, facing walls, roofing and trim; commonly, includes tile made of many different materials, e.g., asphalt, plastic, vinyl, fiberglass and used for a number of purposes, e.g., filed tile sewer tile, ceiling tile, acoustical tile, roofing tile.

Toenail:   Driving a nail at an angle into the corner of one wood-frame member in order for the nail to penetrate into a second member.

Tool:   To finish a mortared joint in masonry, leaving an impression of the finished tool.

Top Lap:   That portion of the roofing covered by the succeeding course after installation.

TPRV:   Temperature, pressure, relief valve. A safety valve found on modern hot water heaters that will relieve hot water pressure when the temperature or pressure reaches 210 deg Fahrenheit or 150 PSI, respectively.

Trailer:   A mobile home, a house trailer.

Transformer:   Electrical device that raises or lowers voltage in a circuit.

Traverse Window:   A type of window containing two movable sashes set in separate grooves, permitting the windows to slide past each other horizontally.

Tread:   The horizontal board in a stairway on which the foot is placed.

Trim:   The visible finishing work on the interior of a building; includes all wood, metal or plastic ornamental parts used to cover joints between jambs and plaster around windows and doors may also include hardware.

Truss:   A structural member utilizing triangular shapes to gain strength with a minimum amount of material.

Tuck Pointing:   Inserting mortar between courses of masonry.