How To Trim Roof Rafters For Rain Gutters

Square cut rafter tails 2x6 facia no soffit.

How to trim roof rafters for rain gutters.

Make vertical cuts into the fascia board between your roof rafters. Horizontal beams that sit on top of the rafters. I need to put continuos gutters on a 12 4. Use a measuring tape to determine the length of the gutter.

Rain gutters should be attached to the fascia and run the entire length of the roof ending with a downspout. Horizontal beams fixed under the rafters. The ridge cut also called the plumb cut at the top of the rafter the birdsmouth cut. Rick arnold frequent contributor to fine homebuilding and the journal of light construction presenter at jlc live the katz roadshow the remodeling show.

If the gutter run measures longer than 40 feet 12 2 m it should be positioned to pitch down from the middle aimed toward a downspout at each end. Before you cut your boards you ll need to measure the width of your building and calculate the exact length of each rafter. Cut the board into 3 ft 0 91 m sections with a reciprocating saw. Two thoughts i am thinking of making a triangle trim to nail onto the entire facia about 1 2 up from the bottom to make the gutter plumb or just nailing some square stock where the bottom of the gutter will land.

A horizontal piece of timber or metal installed on top of the rafters. Cut out each 3 ft 0 91 m section one at a time until you ve removed the full board. To ensure that gutters drain properly make certain they slope inch for every 10 feet toward a downspout. Boards under the high point and just above the roof framing.

Diagonal piece of beam supporting the roof. The roof rafters provide integral structural support to the roof. Mark out 3 ft 0 91 m sections along your fascia board with a pencil.