Pressure Washing in Baltimore, MD That Actually Gets It Clean
RBJ Exterior Solutions handles pressure washing, soft washing, roof cleaning, gutter cleaning, and mosquito control for homeowners across Baltimore and Baltimore County. Call for a free estimate.
- Licensed & insured
- Soft wash + pressure wash
- Free estimates



RBJ Exterior Solutions provides professional pressure washing and exterior cleaning services throughout Baltimore, MD. Whether your rowhouse siding in Hampden has gone green with algae, your driveway in Govans is stained with oil and tire marks, or your roof shingles in Waverly are streaked black from lichen growth, the right cleaning method removes it without damaging the surface. Services cover the full exterior of your home, from the roofline to the concrete at your feet.
Why Baltimore Properties Deal With More Buildup Than You'd Expect
Baltimore sits squarely in the mid-Atlantic humidity belt, where summer temperatures and moisture levels create near-ideal conditions for algae, mold, and mildew to take hold on exterior surfaces. The city's mature tree canopy, especially in neighborhoods like Roland Park, Govans, and Hampden, keeps siding and roofs shaded for long stretches of the day. Shade slows drying after rain, and standing moisture is exactly what biological growth needs to spread.
The housing stock adds another layer to the problem. A significant portion of Baltimore's residential neighborhoods feature rowhouses and older single-family homes built with brick, painted wood siding, and aged concrete, materials that absorb moisture and hold staining longer than modern vinyl or fiber cement. When you factor in Baltimore's four-season weather cycle, with freeze-thaw stress in winter and heavy humidity pushing through spring and summer, surfaces that look fine in March can look noticeably worse by August.
This isn't cosmetic fussiness. Algae and mold on siding and roofing materials break down the surface over time. Black streaks on asphalt shingles are typically caused by Gloeocapsa magma, a cyanobacteria that feeds on the limestone filler in shingles and shortens their lifespan if left untreated. Clogged gutters pull away from fascia boards after a few seasons of overflow. Oil and rust stains left on concrete driveways become increasingly difficult to lift the longer they sit. Regular exterior cleaning in Baltimore isn't optional maintenance. It's what keeps repair bills manageable.

Exterior Cleaning Services for Baltimore, MD Homeowners
RBJ Exterior Solutions covers every major exterior surface on a residential property. Each service below is available as a standalone visit or combined with others when you want to handle several surfaces in one appointment.
- Pressure Washing and Exterior Cleaning
High-pressure water cleaning removes built-up dirt, mold, mildew, and surface staining from siding, foundations, retaining walls, and other durable exterior surfaces around your Baltimore home. It's the right tool for surfaces that can take direct pressure without risk of damage.
- House Washing and Soft Washing
Soft washing uses professional-grade cleaning solutions applied at low pressure, which is the correct approach for vinyl, painted wood, brick, and stucco. The cleaning agents do the heavy lifting, killing algae and biological growth at the root rather than just blasting it loose. This protects surfaces that high pressure would damage, and it's the standard method for most Baltimore rowhouses and colonial-style homes.
- Roof Cleaning and Soft Wash
Asphalt shingles should never be cleaned with high-pressure water. RBJ Exterior Solutions uses biodegradable cleaning agents applied at low pressure to kill and lift black streaks, moss, lichen, and algae from roof surfaces without voiding manufacturer warranties. If your Baltimore roof has visible dark staining, this is the safe way to address it.
- Gutter Cleaning
Gutters in Baltimore fill up fast in fall, when oak, maple, and sycamore canopy drops heavy leaf loads across the city. RBJ Exterior Solutions clears leaves, debris, and compacted buildup from gutters and downspouts, preventing the overflow that damages fascia boards and sends water toward your foundation.
- Driveway and Sidewalk Cleaning
Surface cleaning equipment paired with high-pressure water removes oil stains, tire marks, rust, and embedded grime from concrete driveways and paved walkways. Baltimore concrete sees a lot of road salt runoff in winter, and that residue works its way into surface pores over time. A proper clean makes a visible difference.
- Deck and Patio Cleaning
Wood, composite, and stone deck surfaces collect mildew, tannin stains, and general grime through Maryland's wet seasons. Cleaning strips that buildup without the surface damage that comes from using the wrong pressure setting or skipping a proper pre-treatment.
- Fence Washing
Wood, vinyl, aluminum, and chain-link fences all attract green algae and weathered dirt over time. Pressure or soft washing, matched to the fence material, restores appearance and removes the organic growth that accelerates deterioration on wood fencing specifically.
- Window Cleaning
Professional exterior window cleaning removes hard water deposits, oxidation, and environmental film from glass, frames, and sills. Standard hosing moves dirt around. A proper clean removes it, and the difference is obvious on a clear day.
- Mosquito Control and Treatment
RBJ Exterior Solutions offers scheduled mosquito barrier spray programs and one-time event treatments for Baltimore homeowners. Barrier sprays are applied to trees, shrubs, and ground cover, significantly reducing active mosquito populations through the treatment season. Seasonal coverage through summer and single-event options are both available.
Neighborhoods and Areas Served in and Around Baltimore, MD
RBJ Exterior Solutions serves Baltimore city and the surrounding Baltimore County communities that make up the region's core residential footprint. Within the city, service covers neighborhoods across north, northeast, and west Baltimore, including Hampden, Roland Park, Waverly, Govans, Cedarcrest, and surrounding areas.
In Baltimore County, RBJ Exterior Solutions regularly works in Towson, Dundalk, Catonsville, Pikesville, Owings Mills, Essex, Cockeysville, Parkville, Randallstown, Reisterstown, Perry Hall, Lutherville-Timonium, Hunt Valley, Middle River, White Marsh, Nottingham, Woodlawn, Rosedale, and Carney.
The tight geographic focus across these communities means shorter scheduling windows, faster response, and a technician who already understands the specific tree canopy density, humidity patterns, and surface types common to Baltimore and Baltimore County properties. If you're unsure whether your address falls within the service area, a quick call to 203-751-0574 will confirm it.
What Sets RBJ Exterior Solutions Apart for Baltimore Homeowners
- Right Method for Each SurfaceSoft washing on brick and vinyl. High pressure on concrete and pavers. Biodegradable solutions on shingles. The method is matched to the material, which protects your property and produces a cleaner result than a one-size approach.
- Roof Cleaning Without Warranty RiskThe soft wash method used on asphalt shingles follows industry best practices for roof cleaning. High-pressure water on shingles can strip granules and void manufacturer warranties. RBJ Exterior Solutions cleans roofs the way that keeps your warranty intact.
- Full Exterior Coverage in One CallFrom the roofline to the driveway, every major exterior surface is covered. Property managers and realtors preparing a Baltimore home for listing or tenant move-in can handle the full scope of exterior work without coordinating multiple vendors.
- Seasonal Service ContinuitySpring house washing, summer mosquito barrier treatments, and fall gutter cleaning create a natural rhythm of exterior maintenance. RBJ Exterior Solutions builds that relationship with homeowners over the full year, not just on a single visit.

Local Job Detail: What a Typical Baltimore Exterior Clean Looks Like
What the work consistently produces is a visible before-and-after that doesn't require explanation. Driveways go from stained gray-brown to clean concrete. Siding goes from green-tinged to its original color. Roofs that looked like they might need replacing often just need cleaning. The results are immediate, and they photograph well if you're preparing a Baltimore property for sale.
What to Expect When You Book a Pressure Washing Job in Baltimore
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