FRAMING CALCULATORTM   2021

You can use our useful Roof and Stair Designer calculators for free. The current versions are online for use with any computer, tablet or phone.

Click here for the Stair Designer

Click here for the Roof Designer

TRIANGLE CALCULATIONS INPUT

Choose which two values to enter:

hyp

opp

TRIANGLE CALCULATIONS OUTPUT

See check calculations below.

opp

CHECK CALCULATIONS

Square of the hyp equals sum of squares of the other two sides.

Tangent equals sine divided by cosine.