The quick answer is yes you can re-roof architectural shingles over existing architectural shingles (however you must check with the shingle manufacturer as well).
Can you put 3 tab shingles over architectural shingles?
In most cases, you can apply a second layer of three-tab shingles over an existing roof that features three-tab shingles without having to tear off the existing roof. However, you cannot apply three-tab shingles over architectural shingles.
Is it okay to put shingles on top of shingles?
You might be able to lay new shingles over existing shingles and avoid the cost of tear-off. If conditions are right, new shingles laid over old shingles can be just as attractive and durable as shingles laid on bare sheathing. … But you must take care to install shingles correctly so they lie flat.
Are architectural shingles easier to install?
Since an architectural shingle roof is easier to install, is more durable and comes with a better warranty, its lifespan cost is, in many instances, actually less than that of a more basic 3-tab roof.
How long do architectural shingles last?
Lifespan. Because of their durability and high-quality composition, architectural shingles generally have a longer lifespan than the 3-tab variety. They stand up better to weather conditions such as heat, snow, ice, rain, and strong winds. Their average lifespan is about 18 to 20 years.
How long does a reroof last?
The 26 gauge and 29 gauge cheaper metal roofing options can last for up to 25 years if taken care of. On the high-end, the 24 gauge metal roofing option can last for up to 50 years. However, most manufacturers offer a 20-year warranty and some even a lifetime warranty which is dependent on the metal used.
Can I put 3 layers of shingles on my roof?
House roofs should never exceed three layers of shingles. Adding additional layers without excavation can save homeowners up to $1,000 in labor. Therefore, layering has advantages. … High quality asphalt shingles are the best roofs to install multiple layers on.
Is it OK to have 2 layers of shingles?
Two layers of shingles trap more heat, which in turn damages the shingles and shortens the life span of the roof. … Adding a second layer could compromise the structure of your roof. Problems fixing leaks: A second layer of shingles only complicates the job when a roofer is trying to fix a leak.
Does insurance cover missing shingles?
Most insurance policies cover the use of “like kind” materials. If the shingles on your roof have been discontinued and are no longer available, the insurance company will have to replace all the shingles on your roof even if only one shingle was missing.
How do you fix shingles that blew off?
The easiest way to repair roof shingles that have blown off is to individually replace them or replace a series of them. The damaged shingles can be removed and new ones can be put into their place. However, these patches may be noticeable, as weather conditions can cause the older shingles to fade in color.
What is the best sealant for asphalt shingles?
Best Sealants for Roof Leaks of 2021
- Dicor Self-Leveling Lap Sealant. This product comes with four caulking tubes of sealant. …
- Liquid Rubber Waterproof Sealant. …
- Flex Seal Liquid Rubber in a Can. …
- Gorilla Waterproof Patch & Seal Tape. …
- Flex Seal Spray Rubber Sealant Coating.
Do you need starter strip for architectural shingles?
Do You Need a Starter Course with Architectural Shingles? You do need to use a starter course with architectural shingles. The starter edge will help seal the edges and cover your shingle joints.
Which is easier to install 3-tab or architectural shingles?
Three-tab shingles are also lighter weight and easier to install, if speed of installation matters. … Consider that a roof of three-tab shingles could potentially need to be replaced twice (at 20 and 40 years) before an architectural shingle roof needs to be replaced once (at 50 years).
Can you use architectural shingles for Ridge?
Overall, architectural shingles would work well as ridge caps since they are extremely resistant to almost every element of weather and can blend well with the other shingles of your roof. Ridge caps are one of the most important parts of the roof since it is one of the first parts of the roof that people will see.