Measuring the pitch of your roof

Disclaimer: This calculator is provided as an aid to estimate the pitch of your roof and should not be relied upon for anything beyond an estimate

In you loft measure the height of the ridge from the loft floor. Then measure the distance along the floor to the roof

Enter these measurements into the corresponding boxes. Click calculate and you will get the pitch angle and also the slope length which you will need for estimating the number of solar panels that can be attached