How Cut With The Speed Square For Roof Pitch

Use the table marked common top cut.

How cut with the speed square for roof pitch.

The bottom edge has all of your angle markings which allows you to use a speed square find and mark out any angle you might need. Move the square until the table on one side of the rectangular slot in the square is at the right pitch 5 on the top of the board. Like the picture only the lip will be completely along the edge of the board. Then place a torpedo level on the fat base of the rafter square and adjust the square until the level is level and read the pitch on the side of the rafter square.

The stanley quick square is designed to provide a quick accurate and repeatable means for laying out and cutting the various cuts on common hip valley and jack rafters used in roof construction. How to measure roof pitch with a speed square. To find the pitch just place the pivot point against the shingles. Use a level and a pencil to make a plumb vertical line on one face of an existing rafter.

So if the pitch of your roof is 7 12 place one stair gauge on the vertical part of the framing square the tongue at the 7 inches 18 cm mark and place one stair gauge on the horizontal part of the framing square the body at the 12 inches 30 cm mark. Set the level on the edge of the speed square as shown below then place the heel of the speed square on a rafter or gable edge of the roof. How to use a speed square for protracting and pitch. This will give the framing square the angle you need to make the ridge cut.

Take a board a 2 x 4 or 1 x 4 works fine and hold the square so the lip is flat against the long edge of the board and the square lies across the face of the board. 1 the body 2 the adjustable arm. You can use the speed square to mark an angle such as when cutting a rafter tail by holding the pivot point against the board. Description the stanley quick square is constructed basically of three 3 parts namely refer to figure 1.

Simply move the pivot point against the edge of your board lining up the edge of the board with your desired angle. Put the pivot point of the speed square a small hole marked pivot where the straight side of the square meets the side with the lip on it at the top edge of a rafter board.