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.
How to estimate roofing jobs.
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.
Next you will need to use a roofing materials calculator.
Since it takes 3 bundles of shingles to cover a square plan to purchase 3 bundles for each square.
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.
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 house base area is the area of land that the house covers and for more complex shapes can be estimated using the area calculator.
The whole industry could benefit from brushing up on how to bid a roofing job.
Simply input the surface area of the roof choose from one of the available options and you will get your first roofing estimate.
It is imperative to work closely with the pros in order to make sure that nothing is going to be missed.
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.
I m a 10 year retired roofing and siding contractor who used to have 5 roofing crews working year round in northern nj.
Although roofing projects are estimated and sold by the square roofing material is often not sold in 1 square increments.
To find the squares divide the overall roof area by 100 and then round up.
How to estimate roofing materials.
This is simply 100 square feet of roof.
How to estimate roof job getting the entire roof replaced is a serious job that requires the work of professionals.
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.
How we charged for a standard basic roofing job was 3 times the total material cost to the nail including a percentage for insurance.
Luckily a number of tools exist to virtually measure a roof and easily estimate the cost of materials and labor required for the job.
Roofing contractor has found that 90 percent of roofers underbid their jobs.
For instance if the roof is 1550 square feet then it is 16 squares.