How To Drill Hole In Attic At Roof

And use semi rigid wiring fish tape to pull your wiring down to your outlet location.

How to drill hole in attic at roof. Below the peak of the roof. Mark the ends with a square. Cutting ventilation holes using a chalk line mark the parallel lines for the opening of your vent. I did this recently to run ethernet cable in an exterior wall.

Down the attic ladder we went climbing up the roof ladder to find our drill bit like little kids hunting for easter eggs. Locate the top of the hole about 15 in. Position the vent pipe up to the bottom of the roof. Use a drill with a hole saw bit of 1 inch or more to start your hole then use a power saw such as a jigsaw or reciprocating saw to make the cuts in the soffit.

If your roof peak runs parallel to the street put them on the backside where they ll be less. Place all the roof vents on the same side of the roof. With the pipe in a vertical position trace around the pipe using a pencil. The penetration will be oval to have a round pipe exit vertically through a pitched roof you need an oval hole in the roof.

Cut a square hole in the roof the same size as the hole in the base of the vent you re installing. Mark the roof venting locations from the attic where you can see the rafters and avoid placing roofing vents over them. Cutting drywall and drilling from below may be the only option if you have to access the attic there. When cutting through drywall from the interior of a room use a utility knife and cut carefully you don t want to drill through a hidden wire or the paper backing of the attic insulation.

But before you cut any holes plan the locations of the attic vents. Standard practice is to drive a nail through but my friend was heart set on using a drill. Don t cut into any rafters. Where the scrap wood hit the understructure of the roof we drilled a hole straight through to the outside.

Go into your attic.