Roofing contractor has found that 90 percent of roofers underbid their jobs.
How to estimate roofing jobs.
The following tools estimate the area of a roof as well as the amount of materials necessary to construct a roof of a given area.
For instance if the roof is 1550 square feet then it is 16 squares.
Once you have a firm grasp on what the job entails it s time to list the materials you need and calculate the total cost.
Simply input the surface area of the roof choose from one of the available options and you will get your first roofing estimate.
How to estimate roof job getting the entire roof replaced is a serious job that requires the work of professionals.
To estimate roofing materials start by finding the total square footage of the roof and divide the number by 100 to determine the number of squares in the roof.
With an online roofing calculator you will usually be able to drill down a bit deeper in order to see a fine grained cost breakout on a sq ft basis.
Next you will need to use a roofing materials calculator.
Although roofing projects are estimated and sold by the square roofing material is often not sold in 1 square increments.
It is imperative to work closely with the pros in order to make sure that nothing is going to be missed.
This program allows contractors to see an aerial view of the home and generate a quote for siding and roofing jobs based on your low end and high end estimates.
To find the squares divide the overall roof area by 100 and then round up.
Although asphalt shingles are the most common roofing material you also have the option of other roofing materials such as solar tiles metal roofing stone coated steel slate rubber slate and even green roofs with plants on them.
This is simply 100 square feet of roof.
Our calculator will estimate your total roofing cost installed including the cost of materials labor and warranty for any major type of roof including 3 tab asphalt shingles architectural and premium composition shingles pvc tpo epdm rubber built up roofs cedar shakes and shingles clay tiles natural slate and metal roofing.
The house base area is the area of land that the house covers and for more complex shapes can be estimated using the area calculator.
I m a 10 year retired roofing and siding contractor who used to have 5 roofing crews working year round in northern nj.
Since it takes 3 bundles of shingles to cover a square plan to purchase 3 bundles for each square.
Luckily a number of tools exist to virtually measure a roof and easily estimate the cost of materials and labor required for the job.
You could earn more margin by changing how you measure the roof or how you estimate costs to better reflect the real costs you ll pay.
The whole industry could benefit from brushing up on how to bid a roofing job.
