How do you shingle a roof that is not square?

How do you shingle a roof that is not square?

Start at one edge of the roof and install the first row of cedar or asphalt shingles. The lower edges of the shingles align with the lower edge of the roof. Install cedar shingles with two, 5-penny galvanized box nails. Place each 1 inch from the corresponding edges.

How do you finish a slanted roof?

How to Finish the Top Edge of a Shed Roof

1. For the final row, cut shingles into strips.
2. Ensure strips are wide enough to cover nails.
3. Install your strips.
4. Apply sealant over exposed nails on the last strip.
5. Use more sealant along the top edges of all shingle strips.

How to Shingle a roof with a ridge?

Place one nail on either side of the ridge then seal the exposed nails with cement. Shingles are not meant for roofs with less than a 2:12 pitch. If you have a shallow pitch or a flat roof, this is not for you. Make sure you seal every joint and seam, as a bit of extra work now will save you a lot of work and money down the road.

How do you put shingles on a flat roof?

Lay out 30-lb. asphalt roofing felt paper and nail it in place using 1¼-inch galvanized roofing nails. To lay out the design for the shingles, begin at the bottom of the roof and place a tape measure ½ inch from the edge of the roof to ensure the shingles overhang the drip edge.

How much overlap should be between roof shingles?

Overlap each row at least 3 to 4 inches. If you live in an area with inclement weather, you should consider using a special leak barrier protector. Then, install new flashing (metal flashing is often called “drip edge” along the bottom of the roof near your gutters) and starter shingles at the edges.

Why do roofers shingle in a vertical line?

Many pros shingle in a vertical line up the roof because it’s much faster. Known in the trade as “vertical racking” or “staggering,” this how to lay shingles method enables the roofer to install a single column of shingles all the way to the peak, without the wasted back-and-forth motion necessary to fill several rows of stair steps.