Lowcountry Window Replacement
Luxury coastal home on Kiawah Island with large windows at sunset
Window Source team member
Kiawah Island, South Carolina

Window Replacement for Kiawah Island

Vinyl window replacement engineered for salt air, hurricanes, and the architectural standards of Kiawah's most exclusive communities.

Lifetime Warranty
Hurricane-Rated
Locally Owned

Why Kiawah Homeowners Choose Us

Your Island Home Deserves Island-Proof Windows

Kiawah Island's coastal location presents unique challenges; salt air, high humidity, intense UV exposure, and hurricane-force winds. Our premium vinyl windows are specifically engineered to resist every one of them, year after year.

Vinyl double-hung window with marsh view from coastal home

Hurricane-Grade Protection

Impact-rated frames and laminated glass engineered for Kiawah's storm season. Reinforced structural anchoring meets and exceeds Charleston County coastal building codes.

Salt Air Resistance

Vinyl never corrodes, rusts, or pits from constant salt exposure. Unlike aluminum or wood, your frames maintain their finish and structural integrity year after year.

Energy Performance

Advanced Low-E glass coatings and multi-pane construction cut cooling costs by 15–25%. Engineered for the Lowcountry's long, humid summers and mild winters.

Luxury Aesthetics

Dozens of styles, colors, and configurations match Kiawah's diverse architecture ; from traditional Lowcountry cottages to contemporary oceanfront estates.

Products & Services

Every Window Style,
Every Home Design

From traditional double-hungs to dramatic bay windows; we carry every style to complement Kiawah's diverse architecture.

Double-Hung Windows

$675–$1,600

Classic versatility. Tilt-in sashes for easy cleaning ; ideal for two-story coastal homes.

Casement & Awning

$900–$1,600

Crank-operated for maximum ventilation. Perfect for capturing ocean breezes.

Sliding Windows

$675–$1,600

Sleek horizontal operation, ideal for wide coastal views without obstruction.

Bay & Bow Windows

$1,600–$3,500

Dramatic architectural statements that expand interior space and frame the marsh.

Custom Entry Doors

Custom Quote

Heavy-duty fiberglass and steel doors with impact-rated glass inserts.

Sliding Patio Doors

Custom Quote

Smooth-gliding, weather-sealed doors that open your living space to the outdoors.

Professional window installer fitting new window in coastal home with ocean view

Proper Installation Is Everything

In a coastal environment, even the best window fails without expert installation. Our certified technicians ensure precise fitting, weatherproof sealing, and full compliance with Kiawah Island's building standards.

Every installation is backed by our own service guarantee alongside the manufacturer's lifetime warranty; giving Kiawah Island homeowners complete peace of mind.

Schedule your free consultation

Our Process

From First Call to Final Walkthrough

Free In-Home Consultation

Our certified technician visits your Kiawah Island property, evaluates your current windows, and reviews ARB guidelines and coastal code requirements.

Precision Measurement & Proposal

We measure every opening to the millimeter and provide a detailed written estimate ; no surprises, no hidden fees.

Expert Installation

Our experienced crew handles gate access coordination, weatherproof sealing, and all permit filings. Most homes complete in 1–3 days.

Final Walkthrough & Warranty

We inspect every window with you, answer all questions, and hand over your lifetime manufacturer warranty documentation.

Communities We Serve

Every Corner of Kiawah Island

We're familiar with every gate, every ARB guideline, and every building code across Kiawah's residential communities. No learning curve; just expert service from day one.

(843) 894-6369
Ocean Park
Vanderhorst Plantation
Cassique
The Ocean House
Windswept Village
Osprey Point
Turtle Point
Cougar Point
River Course
Night Heron Park

+ All residential areas across the island

Frequently Asked Questions

Your Questions, Answered

Everything Kiawah Island homeowners ask before their window replacement project; from cost and timeline to ARB compliance and hurricane ratings.

Still have questions?

Call (843) 894-6369

Free Estimate

Get Your Kiawah Island Window Quote

Tell us about your home and we'll schedule a free in-home consultation at your convenience. We coordinate with Kiawah's gate access and work around your schedule.

No obligation; detailed written estimate, no pressure

We handle ARB submissions and permit applications

Lifetime manufacturer warranty on all products

Most projects completed in 1–3 days

Prefer to call?

(843) 894-6369

Mon–Fri 8am–6pm · Sat 9am–3pm

We respond within one business day. No spam, ever.

Ready to Get Started?

Your Kiawah Island Home Deserves Better Windows

Join Kiawah Island homeowners who've upgraded to premium, coastal-engineered vinyl windows. Free estimates, no pressure, lifetime warranty.

1301 Charleston Regional Pkwy · Charleston, SC 29492