ABC Roofing Terms Glossary

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N

Term	Definition
Nesting	A method of re-roofing with new asphalt shingles over old shingles in which the top edge of the new shingle is butted against the bottom edge of the existing shingle tab.
New construction	Installing a roof system on new construction.
No-cutout shingles	Shingles consisting of a single, solid tab with no cutouts.
Non-prorated warranty	A warranty which provides full replacement costs for the item(s) covered during the full term of the warranty. In contrast, a prorated warranty merely reimburses a percentage of replacement costs, depending on the age of the roof.
Non-veneer panel	Any wood based panel that does not contain veneer and carries an APA span rating, such as wafer board or oriented strand board.
Normal slope application	Method of installing asphalt shingles on roof slopes between 4 inches and 21 inches per foot.

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