Speed Square For Roof Pitch

Speed squares aren t just for marking 90 and 45 degree angles when you re cutting 2x4s.

Speed square for roof pitch.

Therefore if your roof rises 4 inches over the course of 12 inches of horizontal run then your roof pitch is 4 12. As stated in the video speed squares have useful markings on them from 0 to 12. The speed square was invented in 1925 by albert swanson. He wanted to create a device to make it easier to quickly determine roof pitches.

The 90 degree right angle leading out from the pivot and the lip makes quickly and. Invest in a larger speed square and you could even use it for longer cuts. 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. A speed square and level can be used to easily find the pitch of a roof.

After he created the speed square other carpenters began asking him for one and the swanson tool company was born. You can use a speed square to find roof pitches guide your circular saw and more including marking any angle from 0 to 90 degrees. Finding the pitch of a roof is simple with a speed square. Constructing a new shed roof at the desired pitch is as easy as knowing how to use a speed square.

You might also like. A speed square will have two specialty protractor angle guides on the inside of the tool which has both common rafter angles and hip valley angles marked out. The swanson speed square is a popular tool with most carpenters. By the diy experts of the family handyman magazine.

The triangle shaped square was invented in 1925 by albert swanson to provide a quick accurate method for marking rafters. You can also use a speed square to find level if you re on the job without a spirit level. Using a speed square as a try square.