Roof Wash and Regular Roof Cleanings

Algae growth on roofs is a common problem that many homeowners face. Not only does it make the roof look unsightly, but it can also cause damage if left untreated. Algae thrive in damp and shaded areas, which is why roofs are often the perfect breeding ground. However, there are effective methods to remove algae and prevent it from coming back.

Why is algae removal important?

Algae may seem harmless, but it can actually cause significant damage to your roof over time. As algae grow, they create a layer of moisture that can seep into the roof shingles. This moisture can lead to the growth of moss and lichen, which can further deteriorate the roof's surface. Additionally, algae can darken the roof, making it absorb more heat and increasing your energy costs.

Methods for algae removal

1. Manual scrubbing

One of the most effective ways to remove algae from your roof is through manual scrubbing. This method involves using a brush or broom with stiff bristles to physically scrub away the algae. It's important to be gentle to avoid damaging the shingles. Start from the top and work your way down, rinsing the roof with water as you go.

2. Chemical cleaners

If manual scrubbing is not feasible or if the algae growth is extensive, chemical cleaners can be used. There are various algae-specific cleaners available on the market that are designed to kill and remove algae. Before applying any chemicals, it's essential to read and follow the manufacturer's instructions carefully. Always wear protective gear, such as gloves and goggles, when working with chemical cleaners.

3. Preventive measures

Preventing algae growth is just as important as removing it. Here are a few preventive measures you can take:

• Trim overhanging tree branches to allow more sunlight onto the roof.
• Clean gutters regularly to prevent water buildup.
• Install zinc or copper strips along the roof ridge to inhibit algae growth.
• Consider using algae-resistant shingles when replacing your roof.

Hiring professionals for algae removal

While DIY methods can be effective, hiring professionals for algae removal is often the best option. Professional roof cleaners have the knowledge, experience, and equipment to safely and efficiently remove algae from your roof. They can also provide long-term solutions to prevent algae from returning.

Conclusion

Algae growth on roofs is a problem that should not be ignored. It can lead to roof damage, increased energy costs, and a decrease in curb appeal. By using manual scrubbing, chemical cleaners, and preventive measures, you can effectively remove algae and prevent its return. If you're unsure or prefer not to tackle the task yourself, it's always best to hire professionals who specialize in algae removal to ensure your roof stays clean and algae-free.

good reading:

https://www.biggerpockets.com/forums/589/topics/499920-an-article-i-wrote-on-roof-cleaning

https://pubmed.ncbi.nlm.nih.gov/19157516/