Frequently Asked Questions

Have questions about roof moss removal, moss prevention treatments, or exterior cleaning services in the Portland area? you will find answers below to some of the most common questions homeowners ask about protecting their roofs and maintaining their homes in the damp Pacific Northwest climate. From understanding how moss grows on roofs to learning how preventative treatments work, these answers will help you make informed decisions about keeping your roof clean, healthy, and long-lasting. If you cannot find the answer to a question you that have, please contact us directly.

No. When cleaning the roof, a detergent is first applied to soften the moss before the wash is performed. The process uses a higher volume of water with lower pressure which gently clears away moss, debris, algae, and lichen without compromising the integrity of the roof.

Yes. Our moss technicians clean up after themselves on every job. Often the property looks better than before!

Yes, our moss technicians are trained to safely access and work on roofs and gutters using ladders, ropes, anchor points, and harnesses.

Yes, we are licensed with the Construction Contractors Board, as well as the Department of Agriculture. We are also bonded and insured.

While we do not install roofs or gutters, our professional technicians can patch roofing material and leaky gutter corners, fix loose flashing, and install/re-nail gutter spikes.

Yes, we guarantee our work and do not process payment until our customers are completely satisfied with the services provided.

When paired with a soft wash, our moss treatment will keep moss from growing back for up to three years, and is guaranteed for two years with no fine print. Learn more about our moss prevention services.