Work up from the initial row starting at the lower corner in a diagonal pattern staggering the shingles to prevent gaps.
First row for roof.
When installing the paper you will overlap the felt paper per local building code usually 2 4.
If your roof s width is not an even multiple of the shingle s length you will have a partial piece on one end of each row.
Before you install your first shingle use your utility knife to cut 6 inches off of the side then lay it on your roof allowing the architectural shingles to hang between 1 2 to 2 inches over the edge.
For the first row of shingles called a starter course or strip you cut the tabs off three tab shingles and apply them with the self sealing adhesive strip facing up along the eave.
Cut six inches off the length of the first starter shingle nailed on then use the rest of them full size.
Lay the first row of shingles directly covering the narrow starter row.
Make sure this row has a slight overhang 1 4 to 3 8 in beyond the drip edge.
Make sure you keep this first row straight using the ice and water shield as a guide.
This should leave you with about 1 2 of the shingle left.
The exposure on the first course of slates may be reduced by dropping the chalk line for the top of the second course of slates in order to increase the headlap on the starter course.
To make your own use the flat solid part of the shingles.
Begin your first row at the lower left corner of your roof.
Start at the eave area just over the ice and water shield with a three inches of overlap about 3 and work your way up.
Shifting them in this way will join the ends of the first regular row of shingles placed over the starter shingles.
Using a utility knife cut them off at the bottom of the adhesive strip.
Ask this old house general contractor tom silva reveals the best ways to secure shingles to a roof.
See below for a shopping list tools and steps subscr.
The first row of shingles is called a starter strip.
Most asphalt shingles are 3 feet 91 4 centimeters in length.
Lay the starter row of metal shingles at the drip edge and affix to the roof with metal roofing nails.
Following the manufacturer s directions.
Measure the length of a shingle as it lies across the roof.
To begin installing the first shingles on your roof cut off the three tabs on the shingle.
Snap a horizontal chalk line over the starting row to use as a guide.