Glossary

Nail pattern: Any designated or specific pattern used to put nails in a board.

Newel: A post a staircase that the stair railing is attached to.

Nesting: A method of re-roofing with new asphalt shingles over old shingles in which the top edge of the new shingles is butted against the bottom edge of the existing shingle tab.

Nonbearing wall or partition: Any wall that supports no load other than its own weight

No-cutout shingles: Shingles consisting of a single, solid tab with no cutouts.

Non-fibered Aluminum Roof Coating: Thin but efficient reflective barrier to reflect sun's harmful rays and prolong surface life. Also works on metal surfaces.

Non-fibered Roof and Foundation Coating: Dual purposed, this thin-viscosity material doubles as a nonfibered roof or foundation coating.

Non-fibered Roof Coating: Easily applied, this thin coating will give low-sloped roofs, as well as metal and masonry surfaces, added protection. Steel or wooden fences and underground pipe may also be treated.

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.

Nosing: The overhanging edge of a stair tread or counter top.