Licensed, Insured & Bonded
Fully credentialed in Washington so every project is protected from day one.
Spokane, WA
Window Replacement & Installation in Spokane, WA
Energy-efficient window replacement in Spokane and Coeur d'Alene — vinyl, wood-clad, and fiberglass installed by a licensed local crew, warrantied in writing.
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About our window services
Old windows leak heat, drive up energy bills, and let the outside in. Firefly installs full-house window replacements and new-construction windows across the Spokane region — vinyl, wood-clad, and fiberglass frames from Milgard, Andersen, and Marvin. Every install includes proper flashing, insulation around the frame, and interior/exterior trim finish work. Most single-home replacements finish in 1–2 days.
- Full-Home Window Replacement
- New Construction & Add-On Windows
- Vinyl, Wood-Clad, and Fiberglass
- Storm Damage & Insurance Claims
Our Work
Windows gallery
Why Choose Us
Reasons homeowners pick us
Local Family-Owned
Based in Otis Orchards and rooted in the Spokane community for 15+ years.
5-Star Reviews
Homeowners consistently praise our craftsmanship, communication, and clean job sites.
Free On-Site Estimates
Detailed, no-pressure quotes so you know exactly what to expect before we start.
Our Services
Full-service home remodeling
Client reviews
Where We Serve
Our service area
FAQs
Frequently asked
What brands do you install?
We work with several top-tier window manufacturers and match the product to your budget, aesthetic, and performance goals.
Can you do the whole house at once, or is it better in phases?
Either works. Doing everything at once is more efficient, but we're happy to sequence a phased plan if that fits your budget better.