Leaks & Service Repairs

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Reroof Estimates & Inspections

757-399-3066 ext 1 (Reroof Estimates & Inspections)

News

A Few Things to Consider When Replacing Your Residential Roof

There are many factors that can determine when and how you replace your residential roof. Here are a few things to consider if you think it may be time to replace your roof:

Geographic Location
Do you live by the water or in an open field? Is your property located in area that regularly experiences high winds? If so, you may want to consider higher grade materials for your roof, in lieu of basic 3-tab shingles. If you live by the ocean, salt water is also a factor, as it can affect metal, so if metal is used you should consult with your estimator on recommended options.

Budget
If money is an object, the most popular, economical choice for a residential reroof is an architectural style shingle. This roof is a step up from the basic grade, 3-tab shingle. Although the 3-tab shingle can provide a good quality roof, it can withstand winds up to about 60 mph, whereas an architectural roof can withstand up to 130 mph. The difference in price for your investment is usually worth the upgrade if that increase can be accommodated by your budget.

Pitch of Roof
Pitch or slope (steepness) of your roof, or certain portions of your roof, plays a major role in what type of roof will best perform on that surface. Anything from flat to a 3:12 pitch is considered a low slope roof and should, in almost all cases, receive a membrane roof system for best performance.

Home or Rental/How Long Do You Plan to Stay?
People who plan to live in a property for several years typically tend to invest a little more in their roof system so that it will not need to be replaced as frequently. When replacing the roof on a rental property, the decision to go with a lower or higher grade material depends on what you are looking for as far as your return on investment.

Look/Style of the Roof System
Luxury shingles, metal, flat, slate, and specialty materials all have a unique appearance. Choose a roof system that will not only last, but that compliments the appearance of the property.

Tearing Off Old Roof vs. Roofing Over
We do not recommend installing materials over shingles. It is important to inspect the wood deck to ensure that the new roof is being installed over a sound structure. Roofing materials are extremely heavy, and building on a structure that cannot support the weight of the materials can be dangerous.  Roofing over a previously installed roof can be considered under certain circumstances, usually with flat roof systems, but consult with your roofer for the best solution.

Timing
Not waiting too long to replace a roof can save you quite a bit of money in the long run. Ongoing leaks on any roof can lead to rotten and deteriorated sheathing, which adds up in the end.

Be sure to consult with a qualified, licensed roofing company on best practices.

Jeri Eley/Operations Coordinator/757-399-3066/[email protected]

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Understanding the Surface of Your Roof

Many people don’t realize how harsh of an environment the surface of a roof can be.  In the heat of summer, temperatures can climb up to 150° or more.  Some materials, such as slate, can actually become too hot to even touch.  Likewise, in the brutally cold winter, a roof surface temperature can drop below freezing.  Significant weather variations can be tough on your roof!

Summer_Winter_Roof surface_072414

In addition to the extreme temperatures in a given season, the surface must also withstand all forms of precipitation, including wind, rain, ice, snow, sleet and hail.  During hurricane season especially, sometimes a combination of these elements can cause significant damage.

Under such conditions, any given roof may be subject to failure if it is not receiving the proper maintenance on a regular basis.

For roofers, working on a roof can also be highly dependent on the weather.  If the temperature is too hot, certain repairs such as coatings, slate and shingle repairs cannot effectively be performed because the roof surface will not respond well under the high temperatures.    Likewise, some roofing materials can be extremely brittle and easily damaged when cold.

Imagine if you never cleaned or maintained the surface of your counter-tops or floors in your home.  What would they look like today?  The same goes for your roof, only your roof is designed to withstand much more extreme conditions.  Regular maintenance to your roof will help you maximize your investment until it is due for replacement.

Jeri Eley/Operations Coordinator/757-399-3066/[email protected]

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Why is Proper Roof Ventilation So Important?

What is the purpose of roof ventilation?

CT Ventilation_Black & White

The simple answer is to let the heat out of your attic, but that’s not the whole story.  An effective ventilation system (notice I said system there.  I’ll explain later…) reduces the amount of heat in the summer and moisture in the winter in your attic space.  It helps to make your heating and cooling systems more efficient.  This, in effect, helps increase the life of your roof too.

Now let’s talk about the “system”.  Roof vents, (exhaust), let the air out of your attic, but that air has to be replaced.  You want it to be replaced with cooler air, but where does that air come from?  In addition to exhaust vents, you need intake vents.  The coolest air anywhere around your house is usually under the overhangs, because it is always shaded.  That’s why the best place for intake ventilation is the soffit.  Vented vinyl or aluminum soffit is an easy way to allow cooler air into your attic to replace the hot air exiting through the roof vents.

Generally, you should have at least the same amount of intake as you have exhaust.  A good rule of thumb is to have 1 square foot of ventilation for every 150 square feet of attic space; half should be intake and half exhaust.

Following these guidelines is important to the life of your roof and for your wallet in the long run.  A few indicators that you may not be getting adequate ventilation are if you notice the following:

  • Excessive heat in the attic during the summer months
  • Mold growth
  • Frost on sheathing, rafters or other items in the attic
  • Water dripping from tips of nails (not necessarily due to a roof leak)

If you are experiencing any of these issues, you may have a ventilation issue and should have your roof evaluated by a qualified roofing company.  Also, feel free to contact Jeri Eley in our main office at 757-399-3066 should you have need of our services.

Joseph Wicker

Service Manager/Estimator

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Asphalt Architectural Shingles / Why They Are The Roofing Industry “Work Horse”

Landmark CertainTeed Logo

Most of us know what an asphalt shingle roof is. It is an asphalt steep slope residential and commercial roof covering. You see them on most homes and on many commercial buildings. They have always been popular because they are cost effective, perform well, and they last 20 plus years. Because of these reasons they are right now the steep slope roof work horse. In other words, they are driving the market in Hampton Roads and The Outer Banks of North Carolina.

I am talking about architectural or “dimensional ” asphalt shingles. The price gap has closed much between them and 3 – tab shingles , which are a lesser product in every way so architectural shingles are really coming on strong. In fact , we don’t do nearly as many 3 – tab shingle roofs as we used to. The architectural shingle looks better, performs better, lasts longer, is heavier, and has a much higher wind warranty.

We prefer CertainTeed Landmark architectural shingles. They have a limited life time warranty.See photo. Andrews Roofing is a Certainteed “Select Shingle Master” contactor which is their highest designation. Because we install these shingles as per CertainTeed specifications and building code, they come with a 130 mile per hour wind warranty from CertainTeed! They honor it too. In Hurricane Irene in 2011, we lost 2 shingles off a house in Rodanthe , North Carolina and CT paid us to fix it. We had installed the roof 2 years earlier. I have the CertainTeed Landmark architectural shingle on my home and I own a roofing company!

landmark certainteed colors

Please contact me with questions or comments.
Thanks, Robert Andrews

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About EPDM Rubber Roofing

EPDM rubber Ethylene Propylene Diene Monomer rubber is better known as EPDM rubber, and for many years it has been a leading type of single-ply roofing membrane. It is also used in many other applications. The appropriate use for EPDM rubber is on flat or low-slope roofs.

Most rubber roofs are black, but it does come in white to reflect the sun. White EPDM rubber membrane roofing costs a little more than black. This roof system can be mechanically attached or fully adhered and comes in reinforced and non-reinforced. There is also a less common ballasted roof system. Reinforced is used for mechanically attached, and non-reinforced is used for fully-adhered systems. Ask your roofer which one makes the most sense for your roof.

The EPDM rubber sheets come in rolls from five feet up to 50 feet wide. The sheets wider than 10 feet are for fully-adhering only, in most cases. Because covering a roof requires more than one sheet, there are seams in a rubber roof. These seams are primed and an inseam tape is installed to make them water tight. A roofer must be skilled and take extra care in properly seaming the sheets and installing rubber roof flashings.

EPDM rubber 23

Rubber roofs should last from 15 to 30 years, and manufacturers like Firestone and Carlisle guarantee them, labor and material or just the membrane. Your roofer should provide a workmanship warranty too. These membranes range in thickness from 45 to 60 to 80 and 90 mils. A mil is one one-thousandth of an inch. The most common thicknesses are 45 and 60 mil.

Contact me with questions anytime at Andrews Roofing, 757-286-7400, or at [email protected].

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Our People: Joe Wicker, “The Detail Man”

Joe Wicker is definitely a valuable asset to us at Andrews Roofing. I would say that he is “the engineer type.”

He was born in 1963 in Dover, Delaware, but because his dad was in the Air Force he was moved around a little and ended up in Virginia Beach at age 5. He graduated with honors from Kempsville HS and went to work at his grand father’s roofing company that had been started in 1913.

He is an expert in various types of roofing because he has been in the business since then at every level from laborer, to roofer, to supervisor, to estimator and project manager. He is very familiar with roof types including shingles, slate, tile, and commercial flat and low – slope systems like built – up TPO, modified bitumen, and E.P.D.M. White TPO membrane and E.P.D.M. are examples of single – ply roofing membrane systems.

Here at Andrews, he is an estimator and project manager and sometimes sees up to 5 roofs per day. He is definitely a real hustler for us and we are very happy to have him around.

Joe is married to Colletta and has 3 boys. In his spare time he officiates football games with the South Eastern Football Officials Association because of his love of sports. By the way, he can build an electric guitar and of course plays them. He works with wood at home, making types of art such as bowls and pitchers, and even makes ink pens from wood and gives them to our staff at the office.

All this stuff is great, of course, especially the fact that he is a good husband and father. His strongest point as a team member at Andrews Roofing is that he is precise, hard-working and extremely dependable. We can always count on him to do what is right. Joe has been with us since October 2011 and we plan to keep him around for the long haul.

If you have a roofing problem or you need an estimate for a new roof, you can request Joe or one of our other consulting estimators. Just give us a call.

Thanks for reading.

Robert Andrews ll
757-286-7400
[email protected]

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