Google's Top-Rated Window Pros Near Irmo, SC
We don't have license data for window and glazing businesses in Irmo, SC the way we do for some other cities on this site. This page leans on Google Maps instead: 8 businesses, ranked by rating weighted against how many people reviewed them. A strong Google rating still isn't the same thing as a license on file, so ask to see one before you sign anything.
Google Maps ratings checked · How we rank
3AIECC climate zone · ENERGY STAR South-Central zone
What Irmo's climate means for your window spec
Columbia, SC piles up about 3,334 heating degree days in a normal year, against 1,603 on the cooling side of the ledger.
That's the load an ENERGY STAR-rated window in the South-Central zone is built to handle.
Data: U.S. EPA / DOE, ENERGY STAR, ENERGY STAR Version 7.0 Climate Zones by County/ZIP (Windows, Doors, and Skylights) (V7.0); Pacific Northwest National Laboratory (DOE Building America), Guide to Determining Climate Zone by County: Building America and IECC 2021 Updates (PNNL-33270) (2021 IECC), from the nearest NOAA station 10.5 mi away.
8 top-rated window replacement companies in and near Irmo
Ranked by Google rating weighted against how many people left one, so a perfect score from a handful of reviewers never outranks a strong average built on hundreds. That ranking is not a license check; call the state directly and ask for the contractor's license or registration number.
| Rank | Business | Google rating | Reviews | Category | Area | Google Maps listing |
|---|---|---|---|---|---|---|
| 1 | Premiere Roofing | 833 | Window installation service | Irmo 29063 | Google reviews | |
| 2 | Indigo State Roofing | 147 | Window installation service | Irmo 29063 | Google reviews | |
| 3 | CMS Roofing | 326 | Window installation service | Irmo 29063 | Google reviews | |
| 4 | Window World of the Midlands | 326 | Window installation service | Irmo 29063 | Google reviews | |
| 5 | Rennison Roofing and Exteriors | 177 | Window installation service | Irmo 29063 | Google reviews | |
| 6 | Champion Replacement Windows of Columbia | 1,550 | Window installation service | Columbia 29212 | Google reviews | |
| 7 | Southern Industries Home Improvements | 656 | Window installation service | Columbia 29210 | Google reviews | |
| 8 | Pella Windows and Doors Showroom of Irmo, SC | 80 | Window installation service | Irmo 29063 | Google reviews |
Questions to ask before you sign
- How long have you held your state license, and can I see the number?
- Is this a full-frame replacement or an insert into my existing frame, and why that one?
- Who pulls the permit, and does this change trigger an egress check on a bedroom window?
- What flashing and sill pan will you use, and in what order do you install them?
- If my home was built before 1978, is your crew lead-safe certified for this job?
- What's the completion date in writing, and what happens if the schedule slips?