Tyler and Carter were very friendly and professional. Super knowledgeable as well! If you ever need windows done, go to them, you will not regret it!
Window installation service
Window installation service in Greenville, SC
5 specialized services available
Brilliant Windows replaces and installs energy-efficient windows in homes across Greenville, Spartanburg, Greer, and surrounding areas. We handle every step in-house, from your first appointment through final installation, so you know exactly who's responsible for your project.
Window installation service
Serving Greenville, SC and the Upstate
Services
Window installation service in Greenville, SC
Choose the window service that fits your home's needs.
Window Replacement
Brilliant Windows provides window replacement for homeowners across Greenville and Upstate South Carolina.
- Reduced indoor heat gain during Greenville's hot summers, keeping rooms more comfortable
- Tighter seals that stop drafts and moisture from entering around the frame
- Eliminated fogging and condensation between panes that blocks natural light
Window Installation
Brilliant Windows provides professional window installation for homeowners across Greenville and the surrounding Upstate South Carolina area.
- Properly sealed installations block drafts and reduce heat loss during Greenville's cold winter months
- Correct fitting prevents warping, condensation, and air leaks common in Upstate South Carolina's humid summers
- In-house installation means one accountable team handles your project from measurement to final seal
Energy-Efficient Window Installation
Brilliant Windows installs energy-efficient windows for homeowners across Greenville and the surrounding Upstate SC area.
- Reduced heat gain through glass keeps rooms cooler during Greenville's long, hot summers
- Better insulation at the frame and seal cuts drafts during Upstate SC winters
- Lower strain on your HVAC system, which reduces energy use over time
Residential Window Replacement
Brilliant Windows handles residential window replacement for homeowners across Greenville and the surrounding Upstate.
- Reduced air leakage keeps your home cooler in Greenville summers and warmer during cold snaps
- New frames and seals block outside noise from entering living spaces
- Properly fitted replacement windows lower the risk of moisture intrusion and frame rot
Window Upgrade
Brilliant Windows handles window upgrades for homeowners across Greenville and the surrounding Upstate SC area.
- Reduced heat gain during Greenville's hot summers, keeping indoor temperatures more stable
- Less air leakage around frames, which lowers strain on your HVAC system
- Improved noise reduction from outside traffic or neighborhood activity
Why Choose Us
What sets us apart for Window installation service
In-House Installation
Energy-Efficient Windows
Customer-First Approach
Full-Service Process
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FAQ
Common Questions About Window installation service in Greenville, SC
Straight answers to the questions customers ask before hiring a local contractor.
Yes, we serve Greenville, Spartanburg, Greer, Travelers Rest, Clemson, Anderson, Easley, and Five Forks. Call us at 864-381-8702 to schedule your appointment.
Our team removes your old windows, prepares the frames, and installs new energy-efficient windows. We manage the entire process in-house to ensure quality work.
Yes, we replace sliding glass doors using the same hands-on approach we use for windows.
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Client Reviews
What Greenville County customers say.
5.0
9 Google reviews
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Proudly Based in Greenville, SC
Stop by, call, or book online — we're always nearby when you need us.
Phone
(864) 381-8702Hours
- Monday 9:00 AM - 5:00 PM
- Tuesday 9:00 AM - 5:00 PM
- Wednesday 9:00 AM - 5:00 PM
- Thursday 9:00 AM - 5:00 PM
- Friday 9:00 AM - 5:00 PM
- Saturday 9:00 AM - 10:00 AM
- Sunday Closed