A governmental process and specification which limits the use of a property, e.g. single family use, high rise residential use, industrial use, etc. Zoning laws may limit where you can locate a structure. Also see Building Codes
An apparatus that mixes air into flowing water. It is screwed onto the end of a faucet spout to help reduce splashing.
Refers to the how much current a wire can safely carry. For example, a 12 gauge electrical copper wire can safely carry up to 20 amps.
A trim board that is installed beneath a window sill.
A window with hinges at the top allowing it to open out and up.
Instrument for measuring atmospheric pressure.
In glazing, an applied sealant in a joint irrespective of the method of application, such as caulking bead, glazing bead, etc. Also a molding or stop used to hold glass or panels in position.
Drawings, details, and specifications for a particular project.
Wood shims used between the door frame and the vertical structural wall framing members.
A thin strip of metal inside armored or BX cable. This strip is meant to back up the primary ground.