Exterior Cleaning · Property Services

Solar Panel Cleaning

Dirty solar panels in the Bay Area can quietly bleed efficiency — dust, bird droppings, and pollen pile up fast. NorTech connects you with vetted local providers who clean per-panel or whole arrays using methods that restore output without voiding manufacturer warranties. Pricing set by local pros means you see the full cost before anyone climbs on your roof.

Pricing set by local pros
72-hr satisfaction guarantee
Before & after photos
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72-hr satisfaction guarantee
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Before & after photos

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Available recurring

Make Solar Panel Cleaning a habit, not a chore

Choose a pro who runs a plan and pick your frequency right in the booking widget. Before each visit your request goes to the same pro at their price that day, and you are charged only after they accept.

Never book twice
Your standing request goes to your pro before each visit on the schedule you pick, so you do not have to re-book each time.
The same pro each visit
A plan is run by the pro you choose, so your visits stay with them.
Pro-set savings
Many pros take a percent off every visit after the first. You see it before you book.
Charged per visit
No contract and nothing billed for the plan. Each visit is charged like any booking, only after your pro accepts. Pause or cancel anytime.
Set up recurring solar panel cleaning →

Professional solar panel cleaning across the Bay Area

Whether your array sits on a sun-baked Fremont rooftop or a fog-cooled home in Daly City, solar panels accumulate the same performance-robbing grime: pollen drifts from the Central Valley, salt particulates off the Bay, ash residue from seasonal fire events, and the everyday dust that settles on any exterior surface. NorTech connects you with background-checked, vetted local providers who clean both individual panels and full arrays at a price you approve before any work begins. No hourly meter, no surprise invoice — just panels that produce the way they were designed to. From the Peninsula to the East Bay and the South Bay, your provider brings the right tools and purified water to get the job done safely and thoroughly.

Per-panel and whole-array cleaning for every Bay Area property type

Solar panel cleaning is not one-size-fits-all. NorTech connects you with providers who handle everything from a single rooftop array on a single-family home in Los Altos to multi-array installs on multi-unit properties, high-end residential builds in Hillsborough, rental turnovers in Oakland, and short-term-rental properties where a spotless, high-output system is part of the guest experience. Services include hand-washing of panel glass, deionized or purified-water rinsing to prevent mineral spotting, bird-dropping and lichen removal, frame and edge cleaning, and a post-clean visual inspection. Property managers booking recurring maintenance find the up-front, online booking flow especially straightforward.

Deionized water, a squeegee dry and a before-and-after note

Soap and hard water leave residue that costs panels output, which is why this service uses deionized water and a squeegee dry instead of household cleaners. Your provider washes each panel, dries it, and leaves a before-and-after efficiency note so you can see what the dirt was costing. The price follows the panel count and how soiled they are, from light dust and pollen to bird droppings and sap, and quarterly plans keep a roof clean year-round.

When to book solar panel cleaning

Your monitoring app or utility bill shows a noticeable drop in daily kilowatt-hour production compared to the same month last year, but your inverter checks out fine.
You can see a visible layer of dust, pollen, or bird droppings on the panel glass from the ground — common after Bay Area dry-season wind events or near the Altamont or Diablo foothills.
Wildfire smoke has settled ash onto your roof and array — a regular concern for East Bay hills, South Bay foothill, and WUI-adjacent homeowners after seasonal fire events.
You have not had the panels cleaned since installation and it has been more than six to twelve months, especially if your home sits near the Bay shoreline where salt particulates accumulate quickly.
You are preparing to list your home, renew a short-term-rental, or hand over a rental property and want documented proof that the solar system is clean and operating efficiently.
Your HOA, property manager, or solar lease agreement requires periodic professional cleaning as part of system maintenance.
72-Hour Satisfaction Guarantee
If something was missed, report it within 72 hours and your provider makes it right — free.

Frequently asked

Solar Panel Cleaning — common questions

Two inputs set the price: how many panels you have and how soiled they are, from light dust and pollen up to heavy bird droppings and sap. The deionized-water wash, squeegee dry and efficiency note are included, and the total shows before you book. Quarterly plans are available for repeat cleanings.

Yes. Every solar panel cleaning booked through NorTech is backed by a 72-hour Satisfaction Guarantee. If you notice streaking, mineral spotting, or a missed panel, report it within 72 hours and your provider comes back to make it right at no additional cost. Before-and-after photos are taken on every job so the finished condition is documented.

Most panel manufacturers explicitly recommend periodic professional cleaning and specify gentle, non-abrasive methods — the same approach your provider uses. However, if you have specific language in your installer or lease agreement, review it before booking. Your provider uses purified or deionized water and soft brushes; no harsh chemicals or high-pressure blasting that could damage seals or coatings.

For most Peninsula, East Bay, and South Bay homes, once or twice a year is a reasonable baseline. Homes near the Bay shoreline, agricultural areas with heavy pollen drift, or WUI zones prone to ash and smoke deposits may benefit from more frequent cleaning. Your provider can give you a site-specific recommendation after the first visit.

Not necessarily. Because solar panel cleaning is an exterior service, your provider can typically complete the work with access to the roofline without you being inside. You will confirm any access details — gate codes, parking, or specific roof-access points — through the booking confirmation. Before-and-after photos are shared so you can review the work whether you are home or not.

Most residential arrays — typically 20 to 30 panels — are completed within one to two hours. Larger multi-array installations on multi-unit properties or high-end homes with extended roof sections may take longer. Your up-front quote is based on your array size, so there is no incentive to rush or pad the time.

Didn’t find your answer? Nova, our AI assistant, is in the chat bubble in the bottom-right corner and can help anytime.

What homeowners say

Solar Panel Cleaning reviews

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