How long does it take to clean a roof?

• <div><p>On average, cleaning a roof will take between <b>two to five hours</b>. This timeline depends on the size and slope of your roof and the severity of any stains. <a href="https://www.angi.com/articles/3-roof-cleaning-methods-ugly-stains.htm">Cleaning roof stains</a> can take additional time, especially if there are signs of moss or algae.</p><p>In addition, the age of your roof makes an enormous difference in the time it takes to clean it, as older roofs need more gentle care. If you have significant landscaping in your yard by your house, your professional roof cleaner will need additional time to protect it from cleaning chemicals. </p></div>

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Q: What are the best chemicals to use to clean a metal roof?

• <div><p>For the best chemicals to clean a metal roof, stick to gentle detergents such as dish soap, laundry detergent, or car-wash soap mixed in a diluted solution of &frac14; cup of soap to 1 gallon of water. These mild cleansers are safe for most roof finishes but are still strong enough to remove remaining dirt particles. Chemicals like bleach or acids can damage your roof, poison landscaping and grass, and pose a hazard to you and your family. If your roof is very dirty or you think it requires chemical cleaning, call a roof cleaning professional.</p></div>

Q: Is it safe to walk on the roof to clean gutters?

• <div><p>Walking on the roof to clean gutters is unsafe. If you do your own gutter cleaning, use a ladder to reach the gutters rather than climbing on your roof. Walking on the roof is dangerous, especially if it has rained recently or if there are fallen leaves. You can also damage your shingles when walking on them, which can lead to water leaks.</p><p>Keep in mind that using a ladder has its risks, too. It can be difficult to keep your balance while doing the labor-intensive work of cleaning gutters. For safety reasons, hiring a pro to clean your gutters is the best choice.</p></div>

Q: What benefits come from professional roof cleaning services?

• <div><p>Professional cleaning eliminates debris, mold, and stains, enhancing appearance and preventing damage, such as shingle wear. It also aids in maintaining property value.</p></div>

Q: Can moss damage my roof?

• <div><p>Yes, moss can be dangerous for your roof if left in place to grow without treatment. The moss soaks up and holds moisture. Having a constantly damp roof could lead to problems with rot for the parts of the roof that consist of wood. Additionally, a patch of thick moss may draw insects and birds, which could damage the roof. Thick moss could block the roof&rsquo;s drainage system. Water then may back up after a rainstorm and cause further damage that could eventually lead to roof repair expenses or the <a href="https://www.angi.com/articles/how-much-does-roof-replacement-cost.htm">cost of roof replacement</a>.</p></div>

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Verified Reviews for Chimney Sweeping pros in Preston, IA

*The Angi rating for Chimney Sweeping companies in Preston, IA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Chimney Sweeping needs.

*The HomeAdvisor rating for Chimney Sweeping companies in Preston, IA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Chimney Sweeping needs.

Last update on October 06, 2025

Reviewed in May 2013
It was a very good experience with A1 Preffered. He was on time and perform the service without a big mess. He also gave us som
A-1 Preferred
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Reviewed in December 2011
He arrived 15 minutes early! Covered the floor in front of fireplace with a blanket. Told me his observations and went to work cleaning the chimney. Told him we were experiencing a cold draft and he inspected the outside air intake and also went on the roof to check from above. Found that the...
Clean Sweep Chimney Care LLC
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Reviewed in December 2011
I left messages with three different chimney sweep services in the Des Moines and Ames area. Tom, at Mr. Sweeps is the only one that returned my call. I live about 30 miles away from Ames which was not a problem for him, so we set a date. We communicated the day before he was scheduled to do...
Mr Sweeps
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Reviewed in January 2018
Ryan did an excellent job. He braced the stack an he is very much of a perfectionist. Very friendly an respectable. The materials he used were top of the line. I know I can depend on this chimney for years to come.
Custom Fireplace Authority
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Reviewed in February 2012
During a home inspection, the inspector noted that the chimney for the fire place needed to be cleaned prior to use. I contacted The Chimney Sweep and scheduled an appointment. He was on time and came with all the necessary equipment needed. The room that the fire place is in is carpeted, and...
Chimney Sweep
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Home Tuitions in Hyderabad: http://www.myhometutions.com has become the one stop shop for Home Tuitions in Hyderabad where it serves from KG to PG and also hobbies, Sports and Physical Trainers and so on...

Chimney Sweep questions, answered by experts

For the best chemicals to clean a metal roof, stick to gentle detergents such as dish soap, laundry detergent, or car-wash soap mixed in a diluted solution of ¼ cup of soap to 1 gallon of water. These mild cleansers are safe for most roof finishes but are still strong enough to remove remaining dirt particles. Chemicals like bleach or acids can damage your roof, poison landscaping and grass, and pose a hazard to you and your family. If your roof is very dirty or you think it requires chemical cleaning, call a roof cleaning professional.

Walking on the roof to clean gutters is unsafe. If you do your own gutter cleaning, use a ladder to reach the gutters rather than climbing on your roof. Walking on the roof is dangerous, especially if it has rained recently or if there are fallen leaves. You can also damage your shingles when walking on them, which can lead to water leaks.

Keep in mind that using a ladder has its risks, too. It can be difficult to keep your balance while doing the labor-intensive work of cleaning gutters. For safety reasons, hiring a pro to clean your gutters is the best choice.

Professional cleaning eliminates debris, mold, and stains, enhancing appearance and preventing damage, such as shingle wear. It also aids in maintaining property value.

On average, cleaning a roof will take between two to five hours. This timeline depends on the size and slope of your roof and the severity of any stains. Cleaning roof stains can take additional time, especially if there are signs of moss or algae.

In addition, the age of your roof makes an enormous difference in the time it takes to clean it, as older roofs need more gentle care. If you have significant landscaping in your yard by your house, your professional roof cleaner will need additional time to protect it from cleaning chemicals.

Yes, moss can be dangerous for your roof if left in place to grow without treatment. The moss soaks up and holds moisture. Having a constantly damp roof could lead to problems with rot for the parts of the roof that consist of wood. Additionally, a patch of thick moss may draw insects and birds, which could damage the roof. Thick moss could block the roof’s drainage system. Water then may back up after a rainstorm and cause further damage that could eventually lead to roof repair expenses or the cost of roof replacement.

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