Key Takeaways
| Key Point | Details |
|---|---|
| Cost per Square Foot | $0.15 – $0.60 |
| Average Total Cost | $250 – $600 |
| National Average Cost | $440 |
| Cost for Soft Washing | $0.15 – $0.60 per square foot |
| Cost for Pressure Washing | $0.20 – $0.70 per square foot |
| Moss Removal Cost | $0.20 – $0.75 per square foot |
| Moss Prevention Treatment | $100 – $250 |
| Factors Influencing Cost | Type of roof, method, moss treatment |
| Importance of Cleaning | Prevents damage, boosts longevity |
Roof Cleaning Cost
The cost of roof cleaning varies considerably depending on various factors such as the method used, the type of roof, and the size of the roof. Here is an overview:
| Cost | Amount |
|---|---|
| National Average Cost | $440 |
| Minimum Cost | $150 |
| Maximum Cost | $1,000 |
| Average Cost Range | $250 to $600 |
Roof Washing Cost by Method
Soft Wash
Soft washing is gentle on the roof and uses a combination of low-pressure water and specialized cleaning solutions to remove dirt, algae, and moss. This method is suitable for various types of roofs including asphalt, slate, wood shingles, cedar shake, clay or concrete tile, tar and gravel, and rubber roofs.
| Cleaning Method | Average Cost per Square Foot | Roof Type |
|---|---|---|
| Soft Wash | $0.15 – $0.60 | – Asphalt, Slate, or Wood Shingles |
| – Cedar Shake | ||
| – Clay or Concrete Tile | ||
| – Tar and Gravel | ||
| – Rubber |
Pressure Wash
Pressure washing is more intensive and uses high-pressure water to clean metal and solid metal roofs effectively. This method is less suitable for delicate roof types due to potential damage from the high-pressure water.
| Cleaning Method | Average Cost per Square Foot | Roof Type |
|---|---|---|
| Pressure Wash | $0.20 – $0.70 | – Metal Standing Seam |
| – Solid Metal |
Roof Soft Washing Cost
Soft washing roofs typically cost between $0.15 and $0.60 per square foot. The cost may increase depending on additional factors such as multi-level roofs, steep roofs, and additional cleaning services like roof blow.
| Factor | Cost per Square Foot |
|---|---|
| Average Soft Wash | $0.15 – $0.60 |
| Additional Story / Multi-Level Roof | + $0.10 – $0.20 |
| Steep Roof | + $0.15 – $0.20 |
| Roof Blow | + $0.05 – $0.10 |
Pressure Wash Roof Cost
Pressure washing methods are typically more expensive due to the additional labor and equipment required. This method is priced between $0.20 and $0.70 per square foot, making it a more substantial investment compared to soft washing.
Roof Moss Removal Cost
Moss can cause significant damage to roofs if not treated promptly. The cost of removing moss and treating the roof afterward varies based on the extent of the moss growth and the treatment required.
| Service | Average Cost |
|---|---|
| Roof Moss Removal | $0.20 – $0.75 per square foot |
| Roof Moss Prevention Treatment | $100 – $250 |
Roof Moss Treatment Cost
Treating roof moss involves applying solutions to prevent future moss growth and maintaining the quality of the roof. This treatment is essential for prolonging the lifespan of the roof and preventing extensive damage.
Roof Cleaning Price Factors & Services
Several factors affect the price of roof cleaning services. Understanding these factors will help you make an informed decision.
Roof Cavity Cleaning Cost
Cleaning roof cavities is crucial for preventing pest infestations and improving the overall condition of the roof. This service may come with an additional cost, depending on the complexity of the cavity structure.
Roof Raking Service Prices
Roof raking is especially important for removing snow and debris from the roof. Prices will vary based on the size of the roof and the amount of debris to be removed.
Roof Sealing and Coating
Applying sealants and coatings to a roof helps protect it from weather damage and prolongs its life. This additional protection adds to the overall maintenance cost.
Roof and Gutter Cleaning Cost
Cleaning the roof and gutters together ensures that water flows properly and prevents damage due to water backup. This combined service can be more cost-effective.
Roof Vent Cleaning Cost
Roof vent cleaning ensures proper ventilation and prevents moisture buildup, which can lead to mold growth and other issues. This service is essential for maintaining a healthy roof environment.
Roof Cleaning FAQs
How Long Does It Take to Clean a Roof?
The time it takes to clean a roof depends on the size of the roof, the method used, and the extent of contamination. On average, it may take a few hours to a full day.
How Often Should You Have Your Roof Cleaned?
Regular roof cleaning is recommended every one to two years, depending on local weather conditions and the type of roof material. Frequent cleaning prevents buildup and extends the life of the roof.
Signs Your Roof Needs Cleaning
Several indicators suggest that a roof needs cleaning: visible moss, algae stains, blocked gutters, increased energy bills due to poor insulation, and debris accumulation.
Is Roof Cleaning Necessary?
Yes, roof cleaning is necessary to maintain the integrity of the roof, prevent damage from moss and algae, and ensure effective water drainage.
Does Cleaning Your Roof Damage It?
Proper cleaning methods, such as soft washing, do not damage the roof. However, improper techniques like high-pressure washing on delicate roofs can cause harm. Always choose the appropriate method for your roof type.
Can You Pressure Wash a Roof?
Pressure washing is suitable for some roof types, like metal, but it is not recommended for delicate or old roofs as it can cause damage. Soft washing is generally a safer alternative.
Getting Estimates from Roof Cleaning Companies
When hiring a roof cleaning company, it is essential to get multiple estimates to compare prices and services.
Questions to Ask Roof Cleaners
- What cleaning methods do you use, and are they safe for my roof type?
- Do you have insurance and proper licenses?
- What is included in your service cost?
- Can you provide references from previous clients?
- Do you offer any guarantees or warranties for your work?
By knowing these questions and understanding the costs involved, you can make an informed decision and ensure your roof gets the care it needs without overspending.
