Professional Window Cleaning in Napa, CA
Napa is known for its picturesque landscapes, world-renowned wineries, and charming neighborhoods. So whether you own a home tucked in Browns Valley, manage a business downtown, or operate a vineyard estate on the Silverado Trail, maintaining your property’s exterior matters. And that’s where Mt Diablo Window Cleaning comes in.
With over 22 years of experience serving Northern California, our window cleaners are now bringing our trusted, top-tier exterior cleaning services to the residents and businesses of Napa, CA. We specialize in window cleaning, pressure washing, solar panel care, and gutter maintenance — all performed by trained technicians using eco-conscious products and methods. So when your home or commercial space needs a refresh, we’re here to deliver clear results with care, precision, and professionalism.
Bringing Napa’s Views Back into Focus: Window Cleaning Services
Few places rival the natural beauty of Napa Valley, and clean windows can make that view even better. Our residential and commercial window cleaning helps homes and businesses of all sizes stay bright, clean, and inviting year-round. We use purified water and eco-friendly cleaning agents, ensuring a streak-free finish without damaging your glass or harming your garden or landscape. Whether your windows face vineyard rows, rolling hills, or bustling downtown foot traffic, we’ll ensure they’re spotless inside and out. Our professional window cleaning services include:
Interior and exterior window washing | Detailed screen cleaning and reinstallation | Removal of hard water stains and mineral deposits | Skylight and glass panel cleaning | Track and sill wipe-down for a complete clean
Deep Clean from the Ground Up: Pressure Washing
Dirt, algae, and mildew can make even the most well-designed outdoor space feel neglected. Whether it’s patio pavers near a tasting room, a storefront sidewalk, or siding on your home, our power washing service is tailored to handle it all. Our team knows when to turn up the pressure and when to soften it — making sure every surface is cleaned effectively without damage. Regular pressure washing not only boosts curb appeal but also helps preserve surfaces and protect long-term property value. Using adjustable pressure and optional eco-safe detergents, we clean:
Driveways, walkways, and garage slabs | Decks, patios, and poolside areas | Exterior siding on homes and buildings | Fences, retaining walls, and outdoor structures
Maximize Energy Production: Solar Panel Cleaning
Solar panels are a smart investment, especially in sunny climates. But when dust, pollen, and bird droppings build up, your panels can lose a surprising amount of efficiency. Our professional solar panel cleaning ensures your system stays productive and protected.
We use non-abrasive brushes and purified water systems to gently clean your panels without scratching or leaving mineral residue. Whether your panels are mounted on a roof, a carport, or ground-based, we’ll clean them safely and thoroughly.
Routine cleanings — 2 to 4 times per year — are ideal for homes surrounded by trees or agriculture. Clean panels produce more energy, which means more savings and longer panel lifespan.
Protect Your Property: Gutter Cleaning and Maintenance
Gutters are one of the most overlooked aspects of home maintenance — until there’s a problem. Where tree-lined properties and seasonal rains can quickly clog gutters, regular care is essential. Our gutter cleaning services help protect your roof, siding, and foundation from water damage. We recommend maintenance at least twice a year — especially in areas with large trees or heavy foliage. Our gutter services include:
Thorough hand-removal of leaves, branches, and debris | Downspout flushing for proper drainage | Light inspection for sagging or damaged sections | Minor maintenance, like clearing stubborn clogs or reattaching brackets
Additional Services to Keep Your Property Looking Its Best
We offer more than just surface-level cleaning. Our specialty services support overall property health and appearance, including:
- High Dusting: Cleaning high-ceiling interiors, light fixtures, and beams in homes, wineries, or commercial buildings
- Birdproofing: Humane solutions for deterring birds from nesting around solar panels or rooftops
These services are ideal for upscale homes, tasting rooms, and large estates that require consistent, detailed upkeep.
Why Napa Chooses Mt Diablo Window Cleaning
We’re not a franchise. We’re a family-owned business built on relationships, repeat customers, and a passion for doing the job right. Our technicians are fully licensed, insured, and trained to handle every property with professionalism and respect. From scenic neighborhoods to vineyard estates, our team brings dependable service and unmatched attention to detail. Here’s what makes us stand out:
Over 22 years of experience in Northern California | Personalized, friendly service with consistent results | Transparent pricing and free estimates | Eco-conscious cleaning practices | Satisfaction guaranteed — every time
Let’s Get Your Property Looking Its Best
At Mt Diablo Window Cleaning, we bring professional-quality cleaning and maintenance to homes, vineyards, and businesses alike. From window cleaning and pressure washing to solar panel care and gutter maintenance, our services are tailored to your property’s unique needs. So be sure to contact us today for a free quote and let’s restore the beauty and functionality of your space — one clean surface at a time.
FAQ: Exterior Cleaning Services in Napa, CA
Yes—especially in areas with pollen, agricultural dust, and bird activity. Cleaning 2–4 times per year can maintain full performance.
We recommend a cleaning in late fall after leaf drop and again in early spring before the rains arrive.
Absolutely. We use biodegradable, non-toxic products that are safe for landscaping, pets, and people.
Yes. We’re equipped with ladders, extension poles, and safety gear to clean hard-to-reach windows safely and effectively.