Serving Northern California
Flawless Window Installation in Lafayette
Upgrade your home’s comfort, energy efficiency, and curb appeal with high-quality window installation and replacement.
4.9/5 rating from 56+ online reviews.
Windows That Transform Your Home
Choosing the right windows isn’t just about glass. It’s about comfort, temperature control, noise reduction, resale value, and how your home truly feels day to day. Sidex offers modern material, airtight installation, and custom-fit designs for homeowners looking for window installation in Lafayette, or anyone searching for replacement windows in Northern California.
Our Window Services in Northern California
Replacement Windows
Breathe new life into your home with windows that seal out drafts, reduce noise, and lower monthly bills. Whether you’re searching for Lafayette replacement windows or upgrading anywhere across Northern California, our team ensures a perfect fit every time.
New Window Installation
Our customized window installation offers modern styles, stronger frames, and glass options tailored to your lighting and privacy needs. Ideal for homeowners exploring window installation in Lafayette or nearby areas.
Window Repair & Adjustments
Sticking tracks, cracked frames, condensation, or leaks? We provide fast, reliable window repair in Lafayette and surrounding regions, restoring smooth function and extending the life of your existing windows.
How Our Process Works
Consultation & Assessment
We evaluate your current windows, energy needs, and style preferences. Whether you need window replacement in Lafayette, or live elsewhere in Northern California, our team guides you to the right materials and designs.
Step 1
Planning
Every window is custom-measured for accuracy. We confirm frame conditions, wall depth, and architectural details to avoid surprises during installation.
Step 2
Window Installation/Replacement
Our trained installers remove old windows safely, prep openings, and install your new system with precision, ensuring airtight, weather-resistant performance.
Step 3
Final Check & Cleanup
We inspect alignment, seals, locking mechanisms, and insulation before walking you through maintenance and care. Your home is left spotless and your windows ready to perform.
Step 4
Areas We Serve
We’re proud to offer roofing installation services to over 57 locations across Northern California.
The Bay Area
Our solutions are perfect for upgrading older homes facing draftiness and noise, while meeting the clean aesthetic demands across the Peninsula and East Bay.
South Lake Tahoe
We specialize in extreme weather windows engineered to handle the Sierra Nevada climate to prevent heat loss, and withstand heavy snow and intense UV exposure.
Sacramento Region
Ideal for families dealing with heat, sun exposure, and large windows that demand better temperature control and UV protection.
Common Questions About Windows
What types of windows do you install?
We install vinyl, fiberglass, aluminum-clad, and custom architectural windows depending on your home style and performance goals.
Are replacement windows worth it?
Absolutely. Quality windows improve energy efficiency, reduce noise, boost resale value, and make your home noticeably more comfortable.
Do you serve areas outside Lafayette?
Yes. While we optimize for window installation in Lafayette, we proudly serve all of Northern California.
How long does window replacement take?
Most projects finish within 1–3 days depending on how many windows you’re upgrading.
Do you offer window repair?
Yes. From foggy panes to broken seals and stuck sashes, we provide quick and reliable window repair services.
Trustindex verifies that the original source of the review is Google.
Elizabeth Neilsen2024-07-15We needed some deck repairs and had Sidex out to give us a bid and suggestions. Best choice ever. They spent time to evaluate necessary repairs and gave us estimates. Contracted for the work. Workers were great. Very efficient and tidy. So happy with the results. Thank you Sidex. ❤️Trustindex verifies that the original source of the review is Google.Sruthi gn2024-06-15Thank you Sidex for an excellent work. They built our 12x12 deck in one day. Such a great team. We enjoyed the work .Trustindex verifies that the original source of the review is Google.Joshua K2024-06-02I recently had my dock replaced by Sidex Siding and Decking, and we couldn't be happier with how it turned out! I reached out to Andrey, and he and his team did an amazing job from start to finish. They listened to our vision for the dock, sourced high-quality materials, and maintained excellent communication throughout the process. The entire project was completed within a week, and the workmanship is outstanding. We are thrilled with how it turned out and would highly recommend Sidex Siding and Decking to anyone. Thank you, Andrey and team, for your exceptional work!Trustindex verifies that the original source of the review is Google.Rand Martin2024-05-16Excellent and meticulous work.Trustindex verifies that the original source of the review is Google.Barry Cohen2024-05-14Andrey and his team repaired a fence for me recently and I could not be happier with the work. I know he went out of his way to keep on schedule to do that work on the day upon which we agreed even though it was inconvenient for him. The team arrived on time, did the work efficiently and I believe for a reasonable price. The end product, the repair, was excellent. I would use this company again.Trustindex verifies that the original source of the review is Google.Nicole2024-05-13I am ???? grateful for this wheelchair ramp. They worked so hard to get it done in one day, so I could take my brother to the doctor by myself without using medical transportation. This is the first company that heard my needs and made it happen. I recommend Andrey! They are gentle, kind, and professional. Outstanding!Trustindex verifies that the original source of the review is Google.Elisey Borisov2024-05-09Thank you Sidex. Great team, easy to work with. Customer service was outstanding, answered all of my questions quickly, made me feel comfortable throughout all stages of the process. Great job guys, with new windows and siding my house looks brand new!Trustindex verifies that the original source of the review is Google.Any Way Moving2024-05-09I recently had the pleasure of hiring Sidex for siding installation on my home, and I couldn't be more impressed with the results. From start to finish, the entire process was seamless and professional. Firstly, the team at Sidex demonstrated excellent communication skills, promptly addressing all my inquiries and concerns. They provided a detailed quote outlining the scope of work and timeline for completion, which was very helpful in setting expectations. When it came to the installation itself, the craftsmanship exhibited by the crew was outstanding. They worked diligently, paying close attention to detail to ensure a flawless finish. The siding not only looks beautiful but also feels sturdy and durable, providing added protection to my home. Moreover, the project was completed within the agreed-upon timeframe, without any delays or unexpected issues. The crew was respectful of my property, keeping the work area clean and tidy throughout the process. Overall, I am beyond satisfied with the quality of work delivered by Sidex. Their expertise, professionalism, and attention to detail have truly transformed the exterior of my home. I would highly recommend their services to anyone in need of siding installation or any other home improvement projects.Trustindex verifies that the original source of the review is Google.Ariel Hernandez2024-05-09Absolutely killed it! From our first interaction, and up to the final moments of the project they showed true professionalism and good quality work with a smile on their face! I couldn’t recommend a better company, thank you!Trustindex verifies that the original source of the review is Google.Angel Solis2024-05-09Trusted company. Whatever your needs maybe be, regarding siding and decking, be sure that you can you trust Sidex.
