Roof Jack

Business / Construction / Roof Jack: Sleeves that fit around the black plumbing waste vent pipes at, and are nailed to, the roof sheeting.

Roll Roofing

Business / Construction / Roll Roofing: Asphalt roofing products manufactured in roll form. 36-inch wide rolls with and 108 square feet of material. Weights are generally 45 to 90 pounds per roll. MORE

Proof Theory

Technology / Computers / Proof Theory: This deals with the actual 'logic' of the programming. Using mathematical analysis techniques, the programming language is proof checked. MORE

Rolled Roofing

Business / Real Estate / Rolled Roofing: An asphalt roofing material that is manufactured in rolls with granules on one side. Asphalt roofing is a relatively inexpensive and short-lived product, and should not be used as a roofing material o MORE

Roof Decking

Business / Real Estate / Roof Decking: The undersupport material which is typically wood for attaching shingles and other materials to the roof. MORE

Roof Jack

Business / Construction / Roof Jack: Sleeves that fit around the black plumbing waste vent pipes at, and are nailed to, the roof sheeting. MORE

Proof Of Identity

Life Style / Travel / Proof Of Identity: An issued document by a government that establishes a traveler's identity. This can be a birth certificate, driver's license, passport, or other forms of photo id may also be accepted. MORE

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