Frequently Asked Questions

Houston's pollen, dust, humidity, and pollution can reduce your solar output by 15–30%. Dirt blocks sunlight, which means your system produces less power. Regular cleaning keeps your panels performing at their best, protects your long-term investment, and helps you save more on energy every month.

Over time, dirt and debris bake onto the glass, bird droppings harden, and buildup becomes more difficult to remove. This can cause hot spots, reduce efficiency, shorten panel lifespan, and increase your electric bill. Many manufacturers also recommend regular cleaning to maintain warranty protection.

Yes. Dirty panels can lose 15–30% of their energy output. Cleaning restores your power instantly and helps your system run cooler and more efficiently.

No. Rainwater contains dust, minerals, and pollutants that leave spots and streaks. It often makes panels dirtier, not cleaner. Professional cleaning is the only way to fully remove buildup.

• • $15 per panel — one-time cleaning
• • $7.50 per panel — quarterly plan
• • $10 per panel — semi-annual plan

Our per-panel pricing is simple, transparent, and designed to give you the best value.

Every BrightWash Solar cleaning includes:

• • Spot-free rinse
• • Safe, non-abrasive cleaning
• • Eco-friendly methods
• • Before/after photos
• • Satisfaction guaranteed

Never. We use manufacturer-approved, eco-friendly cleaning methods that protect your panels and keep your warranty safe. No chemicals. No pressure washing. No damage.

Most homes take 45–90 minutes, depending on panel count and roof access.

Yes — gutter cleaning is available for:

• • $99 — single-story
• • $149 — two-story

$20 OFF when combined with any solar cleaning plan!

Most Houston homeowners should clean their panels every 3 months due to heavy pollen and humidity. Some homes can go 6 months, but quarterly cleaning delivers the best performance, savings, and long-term protection.

No. As long as we have access to your panels and a water source, you don't need to be home. We send before/after photos so you can see the results.

Just fill out your info on QuoteIQ and choose either the Quarterly or Semi-Annual plan. We'll handle the rest and schedule your cleanings automatically.

Just fill out your info on QuoteIQ and we'll send you a fast, accurate quote based on your panel count and roof type.

We serve all of Houston and surrounding areas, including:

Katy, Cypress, Spring, Tomball, Sugar Land, Pearland, Pasadena, Humble, The Woodlands, Richmond, Rosenberg, Missouri City, Friendswood, League City, and more.