Residential Outlet Height From Floor
If you are setting box heights prior to the installation of the subfloor floor covering or any underlayment be sure to account for this.
Residential outlet height from floor. Generally receptacle outlets in habitable rooms shall be installed so that no point measured horizontally along the floor line in any wall space is more than 1 8 m 6 from a receptacle outlet. The national electrical code nec doesn t say much about the proper height of an electrical outlet above the kitchen floor or any floor for that matter. Measure from a reference point such as the radiator heating pipes shown to locate the floor outlet so it falls between the 2 10 floor joists. Some states such as california require this minimum height.
Avoiding blowing up vehicle gasoline fumes presumably collected at floor level. A common height for a wall outlet is between 12 to 18 inches aff above finish floor. The standard height for wall outlet boxes is about 12 inches from the top of the floor covering to the bottom of the receptacle box or 16 inches to the top of the box. Straight length of clothes hanger snipped off at an angle to form a point as a locator bit.
For example in canada the center of the receptacle box must be at least 14 inches above the floor and in california the bottom of the box must be at least 15 inches above the floor. A receptacle shall be installed in each wall space 2 feet or more in width. Imo the origin of the 18 minimum electrical receptacle height above the floor in residential garages is the same reason we elevate heating appliances. Then use an 8 in.
Standard height for outlet boxes. California also sets a maximum height 48 inches to the top of the box the same as required by the ada.