This free tile calculator estimates the total number of tiles needed to cover an area such as a floor wall or roof.
How many pieces of roof edge do i need.
Use roofing nails to secure the drip edge.
Divide by the total square footage by the square footage of a sheet of plywood to find the number of sheets required to cover the space.
Divide the length of your roof by the width of the metal.
When you place the next drip edge piece it should overlap the first by an inch.
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For example if the area to be covered in plywood is 800 ft 2 then 25 sheets of plywood will be needed to cover it.
Ideally you d nail about every 12 inches and in no circumstances should you have 16 inches or more between nails.
Corrugated metal is 36 inches wide.
Nail high up on the drip edge so that the shingles will cover the nails.
One of the most overlooked pieces of a new roofing system is the drip edge at both the rake and the eaves.
They ll use tinning snips to cut the sheets and bend them to the exact size they need while on the roof.
This is the number of metal panels needed for one side of the roof.
Keep in mind that a drip edge will be needed to protect the edge of the roof from rot vents and other materials such as flashing or caulk.
Then multiply length x width to get the square footage of each plane.
320 nails will be needed to install a square of standard 3 tab shingles assuming four nails per shingle and 80 shingles per square.
A 4 8 sheet of plywood is 32 ft 2.
To estimate how many shingles you ll need first estimate the total square footage of your roof s surface.
800 32 25 sheets.
However if you walk into a store to buy your own flashing be careful.
Finally calculate your roof s total square footage by simply adding the square.
To do this measure the length and width of each plane on the roof including dormers.
Community answer take the square foot of 5 128 divide by 100 100 sq ft is equal to one square so you have 51 28.
High wind areas and other types of shingles may need more.
While there are premade flashing pieces you can purchase many roofing professionals will cut their own roof flashing from sheet metal.
Does my roof need drip edge.
For example standing seam metal roofing is 24 inches wide.
In our example we will use 24 inch standing seam roofing so we will divide 360 inches by 24 which equals 15.