Quarry Tile - PA man-made or machine-made clay tile used to finish a floor or wall; generally 6" X 6" X 1/4" thick.
Quarter Round - A small trim molding that has the cross section of a quarter circle.
Quick-setting Cement - An asphalt-based cement used to adhere tabs of strip shingles to the course below; also used to adhere roll roofing laps applied by the concealed nail method.
Quote, Quotation - A price provide by a contractor, subcontractor, or vendor to furnish materials, labor and/or both; quotes differ from estimates in that an estimate is a best guess of the cost involved.