Other choices include wood shingles steel or asphalt shingles.
Roofing a barn style roof.
They all have different prices life spans designs levels of quality and durability.
The bottom of the slope is steep and nearly vertical before the top slope angles into the ridge.
About half way down the roof the pitch changes from the initial gentle slope to a steeper slope designed to shed rain and snow and provide more space inside the structure of the roof.
Step 1 taking the measurements.
The gambrel design is basically the same as the mansard except the former has two slopes instead of four.
It is fire resistant easy to install inexpensive and offers a prolonged lifespan.
Most common roof types used on barns are gable gambrel shed salt box roofs but other styles such as hip roof round roof etc.
Begin by determining the complete square footage of the barn roof.
For a barn style gambrel roof you will need flashing at the top and the 2 middle points where the roof slopes meet.
Corrugated or galvanized metal has been an ongoing barn roofing choice for many centuries.
To get the right amount of materials that you need you will have to make accurate measurements first.
Find out how wide each piece of metal is then divide the width of the roof by that number.
There are many types of metal sheet roofing available.
To calculate this simply multiply the measurements of the length and width of the roof.
You will need this many pieces for a single sloped roof or each of the 2 slopes of a gable roof or 4 slopes of a barn style gambrel roof.
A gambrel or barn roof is similar in style to a gable roof with one exception.