House Washing
Professional soft washing for residential exteriors in Central Texas. We safely remove di…
- Safe low-pressure technique
- Removes mold and algae
- All siding types welcome
Roof Cleaning
Roof Cleaning in Central Texas, TX Soft wash that extends your roof's life
R&J Clean Exteriors is a licensed Texas exterior cleaning company based in Central Texas, serving the Central Texas metro. Our low-pressure soft wash eliminates black streaks, algae, and moss from asphalt shingle, tile, and metal roofs without voiding manufacturer warranties or stripping protective granules.
Licensed & Fully Insured
Locally Owned & Operated
100% Satisfaction Guarantee
The Service
What Does Professional Roof Cleaning Include in Central Texas?
Professional roof cleaning in Central Texas includes a full-surface soft wash treatment that kills Gloeocapsa magma bacteria, removes algae colonies and moss, and eliminates black streaks from shingles, tile, and metal. R&J Clean Exteriors applies EPA-approved cleaning solutions at low pressure, rinses thoroughly, and inspects the entire roof surface before finishing.
Those dark streaks running down roofs across Central Texas are not dirt or aging. They are living colonies of Gloeocapsa magma, a cyanobacterium that feeds on the calcium carbonate filler in asphalt shingles. Central Texas' subtropical climate — averaging 75% relative humidity with temperatures above 90 degrees for five months each year — creates the exact conditions this organism needs to thrive. Left unchecked, it darkens the roof surface, traps heat, and accelerates the breakdown of shingle granules.
R&J Clean Exteriors uses a soft wash method that relies on surfactant-based cleaning agents rather than high-pressure water. Our technicians apply the solution at under 100 PSI — a fraction of standard pressure washing force. The chemicals penetrate the algae colony at the root level, killing it completely rather than just blasting the surface layer. This approach is endorsed by major shingle manufacturers including GAF, CertainTeed, and Owens Corning for use on asphalt roofs.
Industry estimates suggest that nearly 30% of roof replacements in the Central Texas are premature — homeowners replace roofs that still had usable life because algae damage made the surface look far worse than the underlying structure. A single soft wash cleaning can restore the original shingle color and add years of functional life. For a typical Central Texas home, that translates to thousands of dollars in deferred replacement costs. Searching for roof cleaning near me in Central Texas leads homeowners to a method that saves money long-term.
Clean roofs also perform better thermally. Dark algae-covered surfaces absorb more solar radiation, forcing your HVAC system to work harder during Central Texas' long cooling season. Homeowners who clean reflective or lighter-colored shingles often see measurable drops in summer energy consumption. We work on all roof types common in Southeast Texas — three-tab asphalt, architectural shingles, concrete and clay tile, standing-seam metal, cedar shake, and flat commercial roofs.
R&J Clean Exteriors is a licensed and insured pressure washing company based in Central Texas, serving the Central Texas with 8 years of exterior cleaning experience. We specialize in residential soft washing, commercial pressure washing, and surface restoration across Harris County and surrounding communities.
Why Us
Why Choose R&J Clean Exteriors for Roof Cleaning?
R&J Clean Exteriors uses manufacturer-approved soft wash methods that kill algae at the root without stripping granules or voiding warranties. We carry full liability insurance, provide before-and-after documentation, and have cleaned roofs across the Central Texas metro for over 8 years.
Shingle-Safe Method
Under 100 PSI application pressure. We follow GAF and CertainTeed soft wash guidelines to protect granule integrity and warranty coverage.
Eco-Friendly Solutions
EPA-approved, biodegradable cleaning agents that break down safely. We protect landscaping, pets, and Central Texas waterways during every job.
No Voided Warranties
High-pressure roof washing voids most manufacturer warranties. Our soft wash approach is the only method recommended by the top three shingle makers.
Insurance-Ready Documentation
Before-and-after photos included with every job. Useful for insurance claims, home sales, and HOA compliance in communities across Central Texas.
Our Process
How Does R&J Clean Exteriors Clean Your Roof?
Every roof cleaning follows a four-step process: thorough inspection, targeted pre-treatment of heavy growth areas, full-surface soft wash application, and a final rinse with post-clean inspection. Most residential jobs are completed in 2 to 4 hours with zero high-pressure contact on the roof surface.
1
Roof Inspection
We assess shingle condition, identify algae species, and note areas of heavy growth before applying any solution.
2
Pre-Treatment
Concentrated solution applied to heavy moss and algae patches. Surrounding landscaping is rinsed and covered for protection.
3
Soft Wash Application
Full-surface low-pressure treatment at under 100 PSI. The cleaning agent dwells for 15 to 20 minutes to kill algae at the root.
4
Rinse & Final Check
Low-pressure rinse removes all debris and residue. We walk the perimeter to confirm complete coverage and clean results.
FAQ
What Do Central Texas Homeowners Ask About Roof Cleaning?
Below are the questions we hear most from homeowners in Central Texas, Katy, Sugar Land, and surrounding communities. If your question is not listed here, call us at (254) 346-0412 or send a message through our contact form.
How much does roof cleaning cost in Central Texas?
Most residential roof cleaning jobs in Central Texas run between $250 and $600 depending on square footage, roof pitch, and the severity of algae or black streak buildup. A single-story 2,000 sq ft home typically falls in the $300–$450 range. R&J Clean Exteriors provides free on-site estimates so you know the exact price before any work begins.
Will pressure washing damage my roof shingles?
High-pressure washing absolutely can damage asphalt shingles by stripping granules and shortening roof life. That is why R&J Clean Exteriors uses a soft wash method that applies cleaning solutions at low pressure — under 100 PSI. The chemicals do the work, not force. This approach is recommended by shingle manufacturers including GAF and CertainTeed.
How often should I have my roof cleaned in Central Texas?
In Central Texas's subtropical climate with 75% average humidity, algae and moss regrow faster than in drier regions. We recommend cleaning every 2 to 3 years for most homes. Properties near Buffalo Bayou, in heavily wooded neighborhoods like The Heights or Meyerland, or with north-facing roof slopes may need annual cleaning to prevent buildup.
What causes the black streaks on my roof?
Those dark streaks are colonies of Gloeocapsa magma, a cyanobacterium that feeds on the limestone filler in asphalt shingles. Central Texas's heat, humidity, and frequent rain create the ideal environment for this organism. Left untreated, it traps moisture against shingle surfaces, accelerates granule loss, and can reduce your roof's effective lifespan by several years.
More Services
What Other Exterior Cleaning Services Do We Offer?
Roof cleaning is one of six exterior cleaning services R&J Clean Exteriors provides across the Central Texas metro. Bundle multiple services during the same visit to save on travel fees and get a full property refresh in a single appointment.
Driveway & Concrete Cleaning
High-pressure concrete cleaning for driveways, sidewalks, and patios in Central Texas. We…
- Oil stain removal
- Sidewalks and patios included
- Like-new concrete finish
Commercial Pressure Washing
Commercial-grade pressure washing for Central Texas businesses — storefronts, parking lot…
- Storefronts and parking lots
- Flexible scheduling
- Maintenance contracts available
Ready to See What Your Roof Actually Looks Like Under Those Black Streaks?
R&J Clean Exteriors has been cleaning roofs across Central Texas, Katy, Sugar Land, Pearland, and The Woodlands for over 8 years. Call today for a free on-site estimate — most quotes take less than 15 minutes.
Last Updated: August 2026