Nail
inspection |
An inspection made by a municipal
building inspector after the drywall material is hung with nails
and screws (and before taping). |
Natural
finish |
A transparent finish which does not seriously
alter the original color or grain of the natural wood. Natural
finishes are usually provided by sealers, oils, varnishes, water
repellent preservatives, and other similar materials. |
NEC (National
Electrical Code) |
A set of rules governing safe wiring methods.
Local codes—which are backed by law—may differ from
the NEC in some ways. |
Neutral
wire |
Usually color-coded white, this carries electricity
from an outlet back to the service panel. Also see hot wire
and ground. |
Newel post |
The large starting post to which the end of a
stair guard railing or balustrade is fastened. |
Nonbearing
wall |
A wall supporting no load other than its own
weight. |
Nosing |
The projecting edge of a molding or drip or the
front edge of a stair tread. |
Notch |
A crosswise groove at the end of a board. |
Note |
A formal document showing the existence of a
debt and stating the terms of repayment. |
Nozzle |
The part of a heating system that sprays the
fuel of fuel-air mixture into the combustion chamber. |
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