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Roofing Estimate in Detailed Breakdown

Understanding Your Roof Replacement Estimate

You’ve decided you need a new roof. It is important to understand exactly what the contractor is proposing when making a decision on your roof replacement.


The primary item on a roof replacement estimate is the actual roofing material. The estimate will list the manufacturer and type of shingles the contractor intends to use. The estimate will also indicate the length of the manufacturer’s warranty for that type.


Should your roof has dormers, chimneys, and walls, then you will see flashing on your estimate. Flashing stops water from seeping behind and beneath shingles, causing water damage to the building.

Flashing is usually thin sheets of aluminum or galvanized steel. Many experienced roofing companies will fashion their own from sheet metal. Flashing is installed over joints in the roof & wall construction. Possible areas are valleys, chimneys, dormers, windows, pipes, skylights, edges, decks and porches.

New flashing is typically installed with a new roof. If flashing falls apart or comes loose it can create severe damage to your home. This is essential to ensure sure it is installed correctly to prevent unnecessary damage.


One material that should be included on every roof replacement estimate is underlayment. Underlayment is a layer of protective material between the roof deck or plywood and the shingles. Frequently referred to as felt paper, it is the first layer of waterproofing for your roof.

Manufacturers reinforce the underlayment using fiberglass to strengthen and avoid tearing, make installation easier and boost its waterproofing effectiveness.

Manufacturers are constantly developing new underlayment technology. Newer synthetic underlayment further increases the ease, safety & effectiveness to install and increases longevity. Some manufacturers have developed green and organic underlayment products.

It is usually recommended to use underlayment from the same producer as your shingles as they are designed to work together. It may be required for a valid warranty.

A professional will select the very best kind of underlayment for your roof replacement depended on the kind of roof and climate in which you live. They are the best resource for your specific project if you have any questions regarding their choice.


Drip edge is one more crucial and at times overlooked component of a roofing or re-roofing project. Even though manufacturers strongly recommend it, and many require it for a valid warranty, some contractors do not include drip edge on their estimates.

Drip edge is metal strips added along rain gutter lines, eaves and some rakes. It stops water from getting under the shingles and damaging the deck plywood and protects fascia. Properly applied drip edge will certainly prolong the life of the roof and further protect the home from water damage.

Drip edge is certainly not expensive to include in a roof replacement project and the benefits greatly out way the price.


The purpose of a roof is to guard the home from the elements; wind, rain, ice, etc. In the majority of climates, ice and/or water are a problem you simply cannot ignore.

It strongly adheres to the plywood roof deck providing a second line of defense to the underlayment. The barrier is applied to the most vulnerable parts of the roof. Depending on the type of roof this could be the valleys, rakes and eaves, or the entire deck surface.


A valley is the angle formed by the intersection of two sloping roof planes to provide water drainage. It is important to consider how the area will be protected when replacing an asphalt shingle roof because of the amount of water passing through that area of a roof.

There certainly are different approaches for shingling the area with dimensional asphalt roofing material. Closed cut valleys are most popular visually. In a closed cut valley application, shingles from one side of the valley extend across the valley while shingles from the opposite are trimmed back a couple of inches from the valley centerline. Any flashing is not exposed. When using the open cut valley roofing method the flashing is visible. Open cut valleys may be applied to create aesthetic interest or improve features on some design varieties.

Some companies will use ice and water shield underneath the shingles, others will choose to install metal flashing. Further, a few professionals will install both for additional protection. A professional roofer will consider many aspects and make a recommendation as to the most ideal procedure and design for the specific job. A detailed estimate will certainly include these kinds of recommendations.


All roofs need to be vented to let moisture to get away and avoid damage to the roof and the entire home. There are numerous types of roof ventilation systems. One of the most popular are ridge vents. These are installed along the ridge or peak of the roof and permit hot air to get out and pull cool air in the soffit vents.

A thorough roof replacement quote will include which type and style of vent is going to be installed. Ridge vents come in a number of styles to pair the home, shingle design, and homeowner’s taste concerning how much they stand out or blend in with the rest of the new roof.


If the home has a chimney, a professional roofing contractor may advise installing a cricket if there isn’t one already. A cricket is a peaked construction at the back of a chimney to assist prevent snow and ice build-up and to deflect water around the chimney.


Pipes and fans on the roofing system ought to be addressed in the quote. These are vents that permit air to escape the home from the attic, bathroom, or other household needs. A contractor will likely imply how they will treat these during the project. Will they keep the exact same ones, change with new pipes or highly recommend a different variety of ventilation or fan.


When replacing a roof, it is a good time to consider replacing gutters. Gutter estimates may include leaf protection, which is a covering that allows water to flow and keeps leaves and other debris from causing clogs in the gutter and downspouts.


Often repairing soffit and fascia may be recommended highly.

Fascia– Connects the roofing system to the soffit, where gutters are hitched up.

Soffit– Covers the belly of the roof overhang.

Both of these play an extensive part in keeping the structure of the property.


Under all the water, ice & underlayment guard and shingle material is the decking. This is the wood that creates the solid structure of the rooftop. During a roof replacement project, it may be uncovered that some of this decking has been harmed and has to be changed. A roofing contractor may indicate this cost in different ways. If they see obvious damage they will note that in the quote and the kind of material which will be used. This could be plywood, Luan or various other coverings. Sometimes this damage is hidden until the replacement project has begun. Some professionals will also include the additional costs that may be born if a problem is found.


Most roof replacement estimates will touch on warranties and guarantees with limitations and for a particular number of years.

Manufacturers’ warranties generally offer coverage when there is a flaw in the roofing material that causes leaks under normal conditions. A manufacturer’s coverage will usually cover the cost of changing out the materials, not the labor to do so. They also do not cover replacing the full roof, just mending or switching out the flawed areas.

Manufacturers’ warranties commonly exclude damage as a result of pre-existing conditions of the roof. If the shingles were installed erroneously or the roof structure and gutter design was faulty, coverage may be denied. Lots of manufacturer’s warranties are actually prorated, meaning the longer the roof is on your home the less coverage you have.

Manufacturers may recognize top quality contractors which they trust. These contractors may well be able to provide extended or additional manufacturers’ warranties.

Make sure to grasp the coverage and constraints of a manufacturer’s warranty before using it to make your roofing selections.

While a great warranty to cover defects is important, picking out your roofing contractor is as much so.

Manufacturers’ warranties do not cover problems arising from installment. This is where a craftsmanship guarantee comes in.

A workmanship guarantee is provided by the contractor and covers all defects related to installation work only. A certified contractor will know what kind of material to use on your roof and the best ways to install it properly, reducing the possibility of roof leakage. Your contractor will also recognize potential complications such as ventilation, structure and drainage problems and take care of those beforehand so they won’t harm your new shingles in the future. A skilled contractor will offer a labor warranty to cover any issues which may arise for additional peace of mind.

When looking into your new roofing investment, ensure to take a look at the protection warranties supply and particularly the quality and expertise of the company installing them.


After studying and understanding the quotations, it is time to make a decision as to exactly who will handle the job. Make certain to check out each contractor’s qualifications and experience. Online reviews are a great source of information.

It is important to understand exactly what the contractor is proposing when making a decision on your roof replacement. The primary item on a roof replacement estimate is the actual roofing material. One item that should be included on every roof replacement estimate is underlayment. All roofs need to be vented to allow moisture to prevent and escape damage to the roof and the entire home. A qualified contractor will know what type of material to use on your roof and how to install it properly, reducing the possibility of roof leakage.