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.
