Definition of the term P Trap
P-shaped section of drain pipe that prevents sewer odors from escaping into your home. Water is trapped in the pipe blocking gases from escaping through the drain.
P-shaped section of drain pipe that prevents sewer odors from escaping into your home. Water is trapped in the pipe blocking gases from escaping through the drain.
That part of the roof structure which extends horizontally beyond the vertical plane of the exterior walls of a building.
An extension of a rafter beyond the wall line. Usually a smaller member nailed to a larger rafter to form a cornice or roof overhang.
A manufactured wood panel made out of 1"- 2" wood chips and glue. Often used as a substitute for plywood in the exterior wall and roof sheathing.
An asphalt roofing base material manufactured from cellulose fibers.
A term designating any chemical compound which contains carbon and hydrogen.
Method of valley construction in which shingles on both sides of the valley are trimmed along a chalk line snapped on each side of the valley. Shingles do not extend across the valley. Valley flashing is exposed.
When an engineer (or municipal inspector) inspects the open excavation and examines the earth to determine the type of foundation (caisson, footer, wall on ground, etc.) that should be installed in the hole.
A measurement term meaning a certain distance between like materials. Studs rafters, joists, and the like in a building placed at 16 inches O.C. will be laid out so that there is 16 inches from the center of one stud…