How the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 59%98+57.5Reliability 26%97+25.3Value 15%100+15.2Experts Score= 98Not enough data for replies to reviews; its weight is shared by the others.Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.98SCORER12 Window Cleaning
Stockton, CA · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #73Position by Experts Score among all companies we track in this category. of 187 window cleaning services · 5.0★ from 106 Google reviews
Report card
Percentile vs other window cleaning services (100 = best)Each factor is scored 0–100 on absolute terms (star average, share of 1–2★ reviews, price verdicts…); standing within the category can only raise it, never lower it.. Strongest: value and momentum; weakest: reliability.
Reviews for your job
Customers hired R12 Window Cleaning for 6 kinds of job.
R12 Window Cleaning for rooftop/skylight cleaning
Clear ✕All 11 Google reviews tagged “Rooftop/skylight cleaning”
We had a wonderful experience with R12 Window Cleaning. The team was professional, prompt, and incredibly respectful of our home while working. They made sure everything looked spotless and ensured we were completely satisfied with the service before finishing up. Highly recommend them for anyone looking for reliable, high-quality service
⭐⭐⭐⭐⭐ Absolute perfection! Don't look anywhere else. Tim "the solar guy" and his partner Brandon did an unbelievable job at my home. They cleaned my entire roof and gutters, deep-cleaned my solar panels, and installed bird abatement mesh around the panels with absolute precision. Their workmanship is top-notch, and…
Prompt, polite and great work. Could not be happier with the cleanliness of my windows and solar panels
We have used Tim several years now and love his service. Best service ever!!!!
Excellent service from start to finish! Tim did a fantastic job cleaning our roof and solar panels, and the pigeon abatement work was extremely effective. He was professional, punctual, thorough, and left everything spotless when the job was completed. Communication was great throughout the process, and the results…
Tim and his team did a great job power washing and treating our roof, cleaning the solar panels, and cleaning inside and outside windows, including the tracks and screens. They are very professional, thorough and friendly. Highly recommend!
Tim at R12 just finished my bi-annual window and solar panel cleaning and I can’t recommend him highly enough for his professionalism, pricing and quality of work. He also did a cleaning of my roof to get rid of the moss that invariably grows there during the winter months. With insurance companies relying more and…
R12 Window Cleaning did an amazing job on our windows and our solar panels! We have been using them for years because they are clean, affordable, dependable, kind, and they do great work! My house shines after they leave, especially when they put up the Christmas lights. Thank you so much!!
Excellent service and great communication. Had my roof cleaned as well as bird proofing my solar panels.
Tim & Brandon were awesome! They were able to accommodate me and the services I needed very quickly. They were professional, very knowledgeable and did such a great job. I would highly recommend this company!
R12 window cleaning is my go to. Tim and team cleaned my solar panels, roof, gutters and windows. A few times over the past few years. Top notch customer service and professionalism. They were on time and completed the work in a timely manor. Competitive pricing, if not the best because he does what he says and goes…
Price
Not enough reviews with a price yet.
Price verdictsGoogle asks reviewers whether the price was great, reasonable or overpriced; these are their answers.
Jobs customers hired them for
| Job | Reviews | Category typical |
|---|---|---|
| Interior & exterior window cleaning | 51 | $189–$410 |
| Gutter cleaning | 23 | — |
| Window washing | 12 | — |
| Power/pressure washing | 12 | — |
| Rooftop/skylight cleaning | 11 | — |
| Glass & mirror cleaning | 2 | — |








