Inch and One Half (41) Electrical Conduit Dimensions
One Inch and One Half 1 1/2″ is the trade size, not the actual dimension of electrical conduit. Forty One 41 is the metric...
Electrical Conduit Types
Dear Mr. Electrician: I am making plans to build a new house for myself. I have an architect working on plans and I want...
USA Telephone Wiring Color Code
Tip +
Ring -
Cat 3
Green
Red
Cat 3
Black
Yellow
Pair 1
White with
blue stripe
Blue
Pair 2
White with
orange stripe
Orange
Pair 3
White with
green stripe
Green
Pair 4
White with
brown stripe
Brown
Two Inch Electrical (53) Conduit Dimensions
Two Inch 2″ is the trade size, not the actual dimension of electrical conduit. Fifty Three 53 is the metric designator not the actual...
Three Quarter Inch 3/4″ (21mm) Electrical Conduit Dimensions
Three Quarter Inch 3/4″ is the trade size, not the actual dimension of electrical conduit. Twenty One 21 is the metric designator not the...
Installation of an Additional Wall Dimmer and New Ceiling Light Fixture
Dear Mr. Electrician: Is it possible to install an additional dimmer next to an existing one and connect a new ceiling light to the...
