Use a vinyl raceway to secure the cable in the wall recession behind the baseboard.
Run extension cord through door.
Rigid conduit with an outside diameter of 3 4 in and a fish tape long enough to reach through the buried pipe.
Use the chain to pull the wire up through the wall over the door and back down the other side.
Extension cords are not rated to carry the same amperage as proper permanent wiring because the cords have tougher jackets which also retain more heat.
Put a u shaped hole in the bottom so that it straddles your power cord.
To run the wires inside rigid conduit you ll need a hacksaw a pipe bender capable of bending 1 2 in.
In 400 7 flexible cords and cables shall not be used for the following.
Burying an extension cord is an attempt to do permanent power on the sly.
Simbr flat plug extension cord angled with triple outlets ul listed 15 ft indoor outdoor extension cord heavy duty 16awg spt 3 3 prong black 4 2 out of 5 stars 40 17 99 17.
This left the door partially open which may allow pets out or insects in.
Stick a chain or heavy string through the hole and feed it along behind the wall until you can retrieve it at the open baseboard at the foot of the door.
You can use one of those security bars for patio doors to lock it from the inside.
1 as a substitute for the fixed wiring of a structure 2 where run through holes in walls structural ceilings suspended ceilings dropped ceilings or floors 3 where run through doorways windows or similar openings.
Also having a cord hose run thru a doorway presents a tripping hazard or much worse allowing a metal door to close on a electric extension cord could damage the insulation causing a potentially fatal electrical hazard.
You can get a board that goes the full height of the door frame and is only an inch wide.
Prior to the development of this product the cord hose would have to be routed thru an entrance door or window.