How To Bid A Roof Replacement

Here s what the bid contained with a picture to the right.

How to bid a roof replacement.

In addition to roof pitch and size the following factors will affect the final estimate. From a one page handwritten bid to a more official looking document that s several pages long. Install lifetime laminated shingle. A roof is an essential part of your home and provides a vital function of keeping you dry and protected from the elements and replacing it can be a significant cost.

The national average cost to replace a roof is 7 211 with most homeowners spending between 4 707 and 10 460 roof installation cost ranges from 400 to 550 per square depending on the roof size and materials used in reroofing. Install new plumbing seals. Check local building codes to see if you can shingle over the existing layer s. Determine condition of the roof.

Roofing contractor has found that 90 percent of roofers underbid their jobs the whole industry could benefit from brushing up on how to bid a roofing job. Flat roof replacement costs. Tear off existing roof 1 layer and haul away. Expect to spend 1 500 to 3 000 to remove your current roof before installing a replacement.

The exact material you use will have an impact on the cost of the roof with basic felt solutions costing around 50 per square metre for the material itself and more high end materials such as modern grp a form of fibreglass going up to 90 per square metre but allowing unlimited options in terms of colour and generally being more long lasting. Understand the size and complexity of your roof and know the exact materials you want to have installed before talking to. Apply ice watershield to all eaves. Find how many layers of shingles are currently in place.

Layers of shingles that need removal and replacement damage to the decking and water damage to the roof and nearby structures. It s possible that a form letter like bid could contain all the elements you need to review but your best bet might be to spell that out ahead of time. If it can t be reused make a note to factor replacement flashing into your material costs. 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.

Investing a little time into learning how to bid roofing jobs and how to estimate roofing jobs can pay dividends for your business. The average roof lasts about 20 years before replacement should be considered. Install new colored edge metal trim. Apply heavyweight felt paper.

Since it takes 3 bundles of shingles to cover a square plan to purchase 3 bundles for each square. Proposals can differ considerably from one roofing contractor to another. Evaluate the condition of the existing flashing. Do some of the work yourself.