Service
Window Installation in Long Island
Replacement windows improve insulation, bring in more natural light, and lower energy costs for years to come. Every window is installed with precision for a secure, draft-free fit that complements your home's style. We install Andersen and Marvin windows and doors.
Andersen & Marvin windows
What's included
- Measurement and window selection
- Removal of old windows
- Andersen and Marvin windows and doors
- Proper flashing and insulation
- Interior and exterior trim
When you need it
Your windows are drafty, foggy, or hard to open, your heating bills keep climbing, or you want bigger windows for more light.
Why it's worth it
- Lower energy bills
- Brighter, more comfortable rooms
- Quieter, draft-free living
How It Works
Getting started is simple
Free estimate
Call or send the form. We visit your home, listen to your goals, and come back with a detailed, itemized quote.
Design & permits
Our in-house architectural team draws the plans, and our expediting services handle the permits with your town.
Build & final walkthrough
Our long-time crew and trades build it right, keep you updated along the way, and walk the finished job with you.
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Other services we offer
Home Extensions
Rear and side extensions that add living space without moving: bigger kitchens, family rooms, and sunlit additions.
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Whole Home Renovations
Entire-home renovations that update layouts, systems, and finishes for one cohesive, modern home.
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Dormer & Second Floor Additions
Dormers that turn attics into real rooms and full second stories that add bedrooms, baths, and offices.
Learn MoreQuestions
Windows FAQs
Which window brands do you install?
We install Andersen and Marvin windows and doors.
Ready to start your windows project?
Free estimates from Fine Finish Construction, with a detailed, itemized quote.