Quick Answer: How Long Do Shingles Really Last?

How long do 40 year shingles really last?

Shingles Do Not Have a Guarantee The truth is, a 30-year shingle will not really last 30 years.

The expected service life of a 30-year product, if properly cared for, is approximately 25 years.

If it’s not cared for properly, that 30 year shingle will only last 12 to 15 years..

Is it OK to reroof over old shingles?

The answer is yes, you can lay new roof shingles over old ones. … You can’t do it with wood or slate, for example, and you should never mix materials, such as laying asphalt shingles over cedar shakes. Also, the old roofing has to be in pretty good condition. Otherwise you’re just putting lipstick on a pig.

How long does it take shingles to seal?

The shingles need exposure to sunlight and warm temperatures so they can “relax” and lay flat. Depending on temperatures, this process can take from one week to several months. Do not lift the shingles and add roofing cement. The shingles will settle on their own.

Can you put plywood over old shingles?

The new plywood will have to be nailed to the rafters or roof trusses. … But, with the old plywood left in place, it will be considerably more difficult to locate the rafters to ensure proper nail placement.

How long do 25 year shingles really last?

9-12 years25 – year roofs lasting 9-12 years on average. But, how can this be, you say. To understand this we need to first look at how the manufactures define their shingle levels and warranties now versus how they defined them in the past.

Does a dark roof make a house hotter?

In general, dark-colored roofing materials will absorb the heat and cause your attic and/or the top of your house to be warmer than a lighter colored material.

Are 50 year shingles worth the money?

It’s one of the most common questions people ask when it’s time to replace their roof: Are 50-year shingles worth the money? And like most questions, our answer is simple. … In most cases, 50-year shingles won’t improve on resale value of a home over 25- or 30-year shingles.

How do you know when shingles are going bad?

Tell-Tale SignsOld Age. If you have moved into an old house or have been living in your home for a really long time there may be a possibility that your asphalt roof shingles have reached the end of their life expectancy. … Curling, Cracking or Lifting Shingles. … Missing Shingles. … Shingle Granules.

How long does a 50 year roof really last?

50 yr. shingle will last over 30.

How much does it cost to replace a full roof?

With these factors in mind, a commercial roof replacement can cost between $15,000 and $60,000 depending on the materials involved. If the chosen materials cost between $50 to $105 per square meter, the replacement would generally cost between $15,000 and $30,000.

The most popular colors of roof shingles are shades of black, brown, gray, and red.

Is it OK to put a new roof on in the winter?

The short answer is ‘yes’, but to understand that let’s look at the two main reasons why most roofing companies and roofing customers don’t consider winter the best time to install an asphalt shingle roof. … The sealant on shingles installed in cold weather may not activate right away; it may not activate until spring.

Does insurance pay for new roof?

Most home insurance companies take the age of the roof, the area where you live as well as the weather condition in the area before they decide that they will pay for its repair or replacement; thus, it is important that you are aware of all these specifics.

How long does a 20 year roof really last?

They are the cheapest asphalt shingle option. Architectural shingles, or dimensional shingles, have a longer lifespan of 20 to 30 years. However, architectural shingles do come at a higher price tag. Premium shingles can last between 25 and 40 years and have the highest price.

Is it better to remove old shingles?

You need to tear off the roof and install a new one. Current shingles are curling or in bad shape – The new shingle roof should lay flat on your old one. But if the current roof is curling, this isn’t possible. You’re better off removing the old roof.

What are the longest lasting roof shingles?

Roofing material that lasts the longest are concrete, clay or slate tiles. These materials significantly outperform other natural products like wood shakes or any manufactured roofing materials including asphalt shingles and metal roofing. Although these materials have a good lifespan, they are not as durable.

Can you put a metal roof over shingles?

In almost every case, the answer is yes, you can lay down a new metal roof over an existing shingle roof. This is one of the many reasons metal roofs keep growing in popularity – their installation doesn’t require completely tearing off the existing roof, which is a time-consuming and expensive job.

How much does it cost to replace a roof on a 2500 square foot house?

A new asphalt roof for a typical 2,500 square foot single-story ranch house can range in price from $9,000-$20,000 installed. When looking at higher end materials (e.g. tile, slate, wood, or steel), average figures can jump up to between $9.00 to $15.00 per square foot.