Replacement Windows & Doors in Portland, CT
For 20 years, SEVEN SUN has helped Connecticut homeowners upgrade their homes with precision-installed, energy-efficient windows and doors.
In Portland, where historic charm meets riverfront beauty, your home deserves craftsmanship that respects character and improves performance.
Right now, enjoy 20% off your entire window or door project — labor included.
Owner-led. No pressure. Installed clean. Built to last.
Why Portland Homeowners Choose SEVEN SUN
Portland homes range from classic Colonials near the Connecticut River to mid-century ranches and custom hillside builds. Each requires careful measurement, clean trim work, and thoughtful product selection.
SEVEN SUN focuses on:
- Precision installation
- Energy efficiency for New England winters
- Clean exterior finishing
- Long-term durability
- Respect for your home and property
We don’t rush projects. We build reputation.
Replacement Windows in Portland, CT
Whether you’re upgrading drafty originals or remodeling a full home, we install:
- Double-Hung Windows
- Casement Windows
- Sliding Windows
- Picture Windows
- Bay Windows
- Bow Windows
- European Tilt + Turn Windows
Every window is measured specifically for your opening and installed with meticulous exterior trim detail.
Cleaner installs. Tighter seals. Better long-term performance.
Entry Doors in Portland
Your entry door defines curb appeal and security. We install:
Whether your home overlooks the river or sits in a wooded neighborhood, your door should feel solid, secure, and architecturally correct.
Patio Doors for Connecticut Living
Enjoy the outdoors with properly installed:
We ensure smooth operation, tight weather sealing, and clean exterior finishing.
Exterior Trim & Rot Repair
Older Portland homes often require more than just window replacement. We also provide:
Detail-driven finishing makes the difference between average and exceptional.
Local Project Example – Portland, CT
OKNA Replacement Double-Hung Windows
Portland, Connecticut
OKNA 800 Double-Hung Window + Exterior Trim Installation
Portland, Connecticut
Replacement Window + Black Shutters Installation
Portland, Connecticut
Proudly Serving Portland & Surrounding Areas
While SEVEN SUN serves homeowners across Connecticut, our primary service focus includes:
New Britain, Berlin, Newington, West Hartford, Farmington, Southington, Rocky Hill, Wethersfield, Glastonbury, Avon, Simsbury, Canton, Bristol, Plainville, Cromwell, Cheshire, Wallingford, Middletown, Bloomfield, Windsor, South Windsor, Manchester, and Portland.
Not sure if you’re within our service range?
Visit our Service Area Hub
FAQs – Portland, CT
How much do replacement windows cost in Portland?
Costs vary based on size, style, and installation requirements. We provide clear, itemized quotes with no hidden fees.
Do you offer financing?
Yes. 0% financing options are available.
How long does installation take?
Most window projects are completed in 1–2 days depending on scope.
Is the 20% discount on labor too?
Yes. The 20% applies to your entire project — labor included.
Portland homeowners — your project deserves to be done right.
✔ 20% off your entire project
✔ Owner-led consultation
✔ No pressure
✔ Installed clean
860.357.5177
or Schedule your FAST Free Quote