Every 5 inches make a new mark until you get to the rop of the roof.
How to shingle a 4 sided garage roof.
Use roll roofing as an edge along the lower eaves of the garage.
Repeat this on both sides of the roof.
Use a nail at each end of the shingle and one in the center.
This is to cover the garage roof under the notches of the first layer of shingles.
Insert wire coiled roofing nails into a pneumatic roofing gun.
Continue to chalk additional guidelines based on the width of the shingle through at least four courses rows across the roof.
This video will show you how to install roof shingles.
Continue to nail horizontal rows of shingles onto the roof.
Center a minimum 610 mm 24 wide minimum 28 gauge pre finished galvanized metal valley liner in the valley and fasten with only enough nails to hold it in place nailing at the edges only.
Overlap each metal piece by at least 150 mm 6 and use asphalt plastic cement under each section of overlap.
Ask this old house general contractor tom silva reveals the best ways to secure shingles to a roof.
This project guide is a combination of those two articles and it covers replacing the existing roof decking installing underlayment and ice dam protection laying the first row laying shingles in the field flashing ridge shingles and vents and more.
Each row should overlap the one below it by 1 4 inch 7 cm not less.
A couple of weeks ago we published a two part series showing how a local roofing contractor shingled a roof with architectural shingles.
The tab sits under.
The shingles should jut out from 1 4 to 3 8 inch 7 to 1 cm over the drip edge.
Nail a horizontal row of shingles over the drip edge.
Place the new shingles row by row fastening them with galvanized roofing nails on the top half of each.
Hammer the nail into the top part of each shingle.
The ridges both along the top of the roof and the hip lines are covered by cutting three tab shingles into threes and nailing the individual pieces on so they overlap.
Use your chalk and tape measure to mark about 12 inches up on the roof for the first set of shingles.