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Pressure Washing for Exposed Aggregate in Danbury, CT

Moderate-pressure wash for exposed aggregate. High-pressure cleaning for driveways, walkways, patios, pool decks and other hard surfaces, with the pressure matched to each surface. Typical cost $150-$600.

Grime, mildew and stains build up a little at a time until one day the outside of your property looks years older. Pressure Washing for Exposed Aggregate in Danbury, CT brings it back, usually in a single visit. On exposed aggregate, the method we use is moderate-pressure wash.

How we clean it

Moderate-pressure washCleaning method
Usually 1,500-2,500 PSI with a surface cleanerPressure

Cleaning solution: A concrete pre-treatment and degreaser as needed.

Cleaning exposed aggregate safely

Exposed aggregate concrete has stones showing at the surface. Too much pressure can loosen stones at the edges, and the surface looks best when cleaned and resealed.

Avoid: High pressure at edges and cracks, which can pop out aggregate.

How often: Clean yearly; reseal every 2-3 years.

Is it time for pressure washing for exposed aggregate?

  • Driveway or walkways look dark, gray or streaky
  • Green or black growth in shaded areas and along edges
  • Slippery surfaces after rain
  • Oil, rust or tire marks you can't scrub out
  • You're getting ready to sell, seal or paint

Why it gets dirty

  • Dirt and pollen that settle into the pores of concrete
  • Mold, mildew and algae in damp, shaded spots
  • Oil and fluid drips from vehicles
  • Rust from sprinklers, furniture and fertilizer
  • Tire marks and general foot traffic

What you can do yourself

  • Sweep off leaves and loose debris so they don't stain
  • Blot fresh oil drips with cat litter or an absorbent right away
  • Point sprinklers away from walls and walkways to cut down on rust and hard-water stains
  • Rinse pollen off with a garden hose during heavy pollen season

Not sure what you're looking at? The free stain identifier and safe pressure guide explain each stain and surface.

Common mistakes to avoid

  • Etched lines and 'zebra stripes' from holding a narrow tip too close
  • Water forced into window frames, door sills and siding laps
  • Damaged plants and lawns from chemical runoff
  • Injuries: a zero-degree tip can cut skin, and wet surfaces are slippery

What happens on the day

  1. Walk the property and note surfaces, stains and anything fragile
  2. Protect plants, outlets, lights and doors, and move small items
  3. Pre-treat organic growth and degrease oil spots
  4. Clean with the right pressure and a surface cleaner for even results
  5. Rinse, post-treat to slow regrowth, and walk the job with you

How much does pressure washing for exposed aggregate cost?

$150-$600Typical range for a typical home's driveway, walkways and patio
1-4 hoursTypical time on site
Once a year for most homesRecommended frequency

What moves the price:

  • Size: square footage of siding, roof or flatwork
  • Condition: heavy growth, old stains and peeling finishes take longer
  • Access: number of stories, roof pitch, slopes and how close we can park
  • Add-ons: sealing, gutter brightening and other services done in the same trip

These are typical U.S. ranges, not a quote. You get an exact price before any work starts. For a quick estimate, try the pressure washing cost calculator.

Other services for exposed aggregate

Pressure Washing for Exposed Aggregate in Danbury, CT

In Connecticut, concrete has to deal with summer mildew and winter salt and freeze-thaw cycles. Annual cleaning and a sealer every few years help it last.

Crews serve all of Danbury (ZIP codes 06810, 06811, 06813, 06814, 06816 and more), plus Bethel (2.6 mi), New Fairfield (5.2 mi), Putnam Lake, NY (6.7 mi) and Brewster Hill, NY (8 mi). Call (555) 010-0000 for a free quote in Danbury.

Pressure Washing for Exposed Aggregate: frequently asked questions

How much does pressure washing for exposed aggregate cost in Danbury, CT?

Pressure Washing for Exposed Aggregate typically costs $150-$600 for a typical home's driveway, walkways and patio, and usually takes 1-4 hours. The exact price depends on the size and condition, and you get it before any work starts. Call (555) 010-0000 for a free quote.

Do you use high pressure for pressure washing for exposed aggregate?

For exposed aggregate: usually 1,500-2,500 PSI with a surface cleaner. What we avoid: high pressure at edges and cracks, which can pop out aggregate. We keep the pressure even and controlled, with the right tools for the surface.

Is pressure washing for exposed aggregate safe for my plants and pets?

We pre-wet plants and lawns, keep cleaning solutions diluted to what the surface needs, and rinse landscaping again when we finish. Keep pets and children inside until surfaces are rinsed and dry.

How often should I schedule pressure washing for exposed aggregate?

Clean yearly; reseal every 2-3 years. Shade, nearby trees, humidity and heavy traffic mean more frequent cleaning; sunny, dry spots can go longer. Our free cleaning frequency tool gives a recommendation for your climate.

What if it rains on the day?

Light rain doesn't stop most washing, but heavy rain, high wind, lightning and freezing temperatures do. If the weather isn't right, we reschedule at no charge. Our work is backed by a satisfaction guarantee.

More services

Popular Exterior Cleaning Services in Danbury, CT

Roof Cleaning for Asphalt Shingle Roofs

Soft wash (no pressure). The black streaks on many asphalt roofs are a type of algae, often Gloeocapsa magma, that feeds on the limestone filler in shingles.

Typical $400-$1,000

Driveway Cleaning for Concrete

Pressure wash with a surface cleaner. Plain broom-finish concrete is the surface pressure washing is made for.

Typical $150-$400

Patio Cleaning for Concrete

Pressure wash with a surface cleaner. Plain broom-finish concrete is the surface pressure washing is made for.

Typical $150-$400

Pool Deck Cleaning

Pool deck cleaning that removes slippery algae, sunscreen residue and stains without damaging coatings or stone.

Typical $200-$500

Roof Cleaning for Tile Roofs

Soft wash. Clay and concrete tile roofs grow algae, moss and lichen, especially in shade.

Typical $400-$1,000

Roof Cleaning

Soft wash roof cleaning that removes black streaks, moss and lichen without the granule damage pressure washing causes.

Typical $400-$1,000

Oil Stain Removal for Asphalt

Low-to-moderate pressure wash. Asphalt is softer than concrete and is held together by its binder, so it is washed at lower pressure.

Typical $100-$300

House Washing for Aluminum Siding

Soft wash. Older aluminum siding often has a chalky, oxidized finish.

Typical $300-$700

Driveway Cleaning for Exposed Aggregate

Moderate-pressure wash. Exposed aggregate concrete has stones showing at the surface.

Typical $150-$400

Commercial Pressure Washing for Stucco

Soft wash. Traditional stucco is porous and holds moisture, which is why it streaks green and black in humid and shaded spots.

Typical $400-$2,000

Efflorescence Removal for Pavers

Pressure wash with a surface cleaner. Cleaning concrete and brick pavers removes weeds, moss and stains, but some joint sand washes out with them.

Typical $200-$600

House Washing for Log Homes

Low-pressure wash. Log homes need regular cleaning to keep mildew and insects from settling into checks and cracks, and the logs must be clean and dry before a new stain goes on.

Typical $300-$700

Ready for a cleaner home or business?

Get a free pressure washing quote in Danbury, CT. Tell us what needs cleaning and we'll give you a price and the next available date.

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