Do algae resistant shingles really work?

Do algae resistant shingles really work?

Do algae resistant shingles really work?

For the most part, algae resistant shingles do work. In some parts of the country, algae resistant shingles may be all that you require to keep algae away from your roof. Here in Florida, however, we've got a perpetually hot, wet environment that algae really loves. The humidity is especially friendly to algae.

Do algae resistant shingles prevent moss?

Roof treatments to prevent or remove lichens & moss include use of metal flashing strips, algae-resistant shingles, or chemical treatments. Other roof cleaning procedures such as power washing or sweeping are discussed (and are not recommended).

Is algae bad for roof shingle?

What is Roof Algae? The black mold-like stains and streaks that appear on roofs, particularly light-colored asphalt shingles, is actually a blue-green algae (Gloeocapsa magma). Commonly found in climates with warm, humid summers, it does no damage to the roofing, but it certainly does looks bad.

What makes a algae resistant shingle?

What Are Algae Resistant Shingles? Algae resistant shingles are specially made shingles that prevent algae growth. ... These copper granules are strategically embeded within each shingle itself to ensure that the entire shingle roof is protected and so that the roof keeps its uniform color and look.

What are the longest lasting roof shingles?

The longest-lasting shingles on the market are laminated shingles with a lifetime warranty and fall into two categories: dimensional shingles, which have a standard architectural shingle pattern) and “luxury” shingles, which do a better job of approximating the appearance of shakes or slate shingles.

What is the lifespan of 3 tab shingles?

Their average lifespan is about 18 to 20 years. However, they may last up to 30 years under optimal conditions. When 3-tab shingles are exposed regularly to severe weather, they may last about 7 to 10 years.

Does moss damage asphalt shingles?

Moss — which is what shows in the pictures you sent — is more worrisome because it can damage asphalt shingles. A thick growth of moss works like a sponge, keeping the roofing damp for long periods, and it can lift edges of shingles, making them vulnerable to blowing off in a windstorm.

How do you prevent moss on shingles?

4:166:17How To Remove Roof Moss - And Keep It Away - YouTubeYouTube

How do I stop algae growing on my roof?

How to Prevent Algae Growth on Your Roof

  1. Trim The Trees. ...
  2. Eliminate Standing Water. ...
  3. Get Your Roof Washed Regularly. ...
  4. Get A New Algae Resistant Roof. ...
  5. Prevent Roof Algae Growth with New Shingles.

What is the white stuff on roofs?

When driving by a neighbor's house, have you ever wondered, “Why is there white powder on their roof?” In short, it is known as zinc sulfate powder which is used to deter roof moss. Zinc deterrents often come in two forms, a zinc strip, or zinc sulfate powder.

Why are my roof shingles not algae resistant?

But two areas are not because of the metal that washes onto the roof each time it rains. At the top of the roof is a cupola with a copper roof. Copper is the key to stopping algae stains. Copyright 2017 Tim Carter ALL RIGHTS RESERVED Click here or on the image to purchase these copper strips from the AsktheBuilder Store.

Is it worth it to buy impact resistant roof shingles?

Due to the decreased risk of hail or other damages resulting from wind, insurance companies in cities like Denver, which are prone to hail, take IR shingle into consideration for insurance pricing. If you are choosing to make the investment in IR shingles, do it the right way by hiring a roofing contractor you can trust.

What kind of stain resistant shingles do Malarkey use?

Stain-resistant options: Inspectors also see plenty of roofs with dark algae staining. Malarkey has three series of shingles with a blend of copper-coated granules that kill algae to reduce staining. They are 3-tab Dura-Seal AR with a 5-year stain warranty, Highlander AR (10 years) and Vista AR (12 years).

Which is cheaper black algae or asphalt shingles?

Black algae stains were not normal decades ago. Limestone is cheaper than asphalt. If you were a publicly traded shingle manufacturer and Wall Street analysts were on quarterly conference calls probing how you were going to increase profits, what might you do?

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