Your Questions, Answered

  • Go here to find out.

  • The cost of pressure washing in Warren County typically ranges from $200 to $600 depending on the size of the area, level of buildup, and type of surface being cleaned. Larger homes, heavy algae staining, and roof cleaning services may increase the total investment.

    At Abbott Exterior, we provide free, no-obligation estimates so you know exactly what to expect before we begin.

  • Pressure washing uses high-pressure water to remove dirt, grime, and surface buildup from hard materials like concrete and brick.

    Soft washing uses low pressure combined with professional-grade cleaning solutions to safely remove algae, mold, and mildew from delicate surfaces like siding and roofs.

    For most homes in Warren County, soft washing is the safest and most effective method for siding and roof cleaning.

  • Most homes in Southwest Ohio should be washed every 1–2 years. Homes with heavy tree coverage, shaded areas, or north-facing siding may need cleaning more frequently due to algae and mildew growth.

    Regular house washing not only improves curb appeal but also protects your siding from long-term staining and deterioration.

  • Yes — when done correctly. However, high pressure should not be used directly on vinyl siding. Instead, soft washing is the recommended method to safely remove algae and dirt without causing damage.

    Improper pressure washing can force water behind siding panels, which is why professional technique matters.

  • Yes. Soft washing is the manufacturer-recommended method for cleaning asphalt shingle roofs. It safely removes black streaks caused by algae (Gloeocapsa magma) without damaging shingles or shortening roof life.

    High-pressure roof cleaning can void warranties and cause premature wear.

  • When done improperly, excessive pressure can leave visible lines or surface etching in concrete.

    Professional pressure washing uses the correct equipment, surface cleaners, and pressure settings to ensure a uniform, damage-free result.

  • We use professional cleaning solutions designed specifically for exterior surfaces. When applied properly, they are safe for pets, plants, and landscaping.

    We take additional precautions by pre-wetting landscaping, rinsing thoroughly, and ensuring all solutions are handled responsibly.

  • In most cases, you do not need to be home as long as we have access to water and the areas being cleaned.

    We provide clear communication before, during, and after service — including before-and-after photos — so you can feel confident even if you're away.

  • Yes. We stand behind our work with service guarantees, including algae-free warranties on applicable services and touch-up policies if needed. We also ensure a 100% satisfaction guarantee if you are home and willing to view the work after completion.

    Our goal is long-term relationships, not one-time jobs.

  • We proudly serve homeowners throughout Warren County, including Lebanon, Mason, Springboro, Franklin, and Monroe, etc. Anything within a 30-mile radius of Lebanon, OH.

    If you’re unsure whether you’re within our service area, contact us and we’ll be happy to confirm.

  • Green stains are typically caused by algae and mildew that thrive in humid or shaded environments.

    Black streaks on roofs are caused by a bacteria called Gloeocapsa magma, which feeds on limestone filler in shingles. These stains are common throughout Ohio due to our seasonal humidity levels.

  • Spring and fall are the most popular times for exterior cleaning in Ohio, but pressure washing can be performed any time temperatures remain above freezing.

    Many homeowners choose spring cleaning to remove winter buildup or fall cleaning before hosting gatherings.

  • Yes. A clean exterior significantly improves curb appeal, which can increase perceived home value and buyer interest.

    Whether you’re selling your home or simply maintaining it, professional exterior cleaning is one of the highest ROI improvements you can make.

  • Many homeowners associations require homes to remain free of visible algae, mildew, and staining.

    Regular exterior cleaning helps homeowners stay compliant and avoid HOA notices or fines.

  • A professional house wash typically includes cleaning all exterior siding, soffits, fascia, and visible trim to remove dirt, algae, and mildew buildup.

    At Abbott Exterior, we also provide a detailed inspection and before-and-after documentation for your records.

  • Roof cleaning includes soft washing treatment to remove black streaks, algae, and organic growth from shingles.

    This process restores the roof’s appearance while protecting its integrity.

  • Gutter cleaning includes gutter clean-out which is the removal of debris from gutters and downspouts to ensure proper water flow and drainage away from the home’s foundation.

    Our service also includes gutter brightening which will remove algae or mildew from the exterior.

  • Most residential jobs take between 1–4 hours depending on the size of the home and services selected. Larger properties or bundled services may take longer.

  • Professional roof soft washing typically keeps algae growth away for 2–5 years, depending on environmental conditions and tree coverage.