Southern Slim Line aluminum windows

Southern Slim Line Aluminum

Narrow Sightlines. Maximum Performance.

The Southern Slim Line is our premium aluminum window and door line — engineered for hurricane resistance, superior energy efficiency, and architectural beauty. Available in impact and non-impact configurations.

866-932-6070

Clean Lines. Uncompromising Strength.

Built on the ES Windows Prestige platform, the Southern Slim Line delivers the perfect combination of slim aluminum profiles, thermally broken frames, and hurricane-rated laminated glass. Whether you're building new or replacing existing windows, this line sets a new standard for Southern homes.

Coastal hardware standard on all units
Thermally broken aluminum frame
High-performance insulating glass spacers
Superior energy performance — low U-values
Reduced sound transmission
Kynar paint finish — 10 to 15 year warranty
Single-source warranty coverage
Available in two-tone finish

Impact & Non-Impact

Choose Your Protection Level

Impact Rated

Southern Slim Line — Impact

Hurricane-rated laminated glass with a reinforced thermally broken aluminum frame. Meets Miami-Dade NOA and Florida Building Code. Designed for coastal and high-wind zones throughout the South.

  • Hurricane-rated laminated glass (PVB interlayer)
  • Miami-Dade NOA certified
  • Passes large missile impact test
  • Positive & negative design pressure tested
  • Up to 200 mph wind resistance
  • Corrosion-resistant coastal hardware
Non-Impact

Southern Slim Line — Standard

All the architectural beauty and energy efficiency of the Slim Line series — without the impact glass. Ideal for inland homes and low-wind zones where hurricane glazing is not required.

  • Insulating glass unit (IGU)
  • Energy Star certified
  • Thermally broken aluminum frame
  • Low U-value for Southern heat
  • Noise reduction glass available
  • Same slim profile as impact version

Available Colors

Three Standard Finishes

All finishes feature a Kynar paint coating with a 10–15 year warranty. Custom colors available upon request.

Black

Bold and modern — the most popular choice for contemporary Southern homes.

Silver

Classic clear anodized aluminum — timeless and versatile for any architectural style.

Bronze

Warm and refined — pairs beautifully with brick, stucco, and Southern traditional homes.

Product Series

Windows & Doors

Fixed / Picture Window
WindowES-FX Series

Fixed / Picture Window

Maximum glass area with zero sightline interruption. Perfect for views, natural light, and architectural feature walls.

ImpactNon-Impact
Sliding Window
WindowES-SW Series

Sliding Window

Smooth-gliding aluminum sliding windows with a narrow frame profile. Available in 2-lite and 3-lite configurations.

ImpactNon-Impact
Sliding Glass Door
DoorES-SGD Series

Sliding Glass Door

Floor-to-ceiling sliding glass doors with a slim aluminum frame. Available in single, double, and multi-panel configurations.

ImpactNon-Impact
Southern Brand Windows showroom

See It in Person

Visit our showroom to see the Southern Slim Line in all three colors. Our experts will walk you through every option and help you find the perfect fit for your home.

In-home consultations also available at no charge.

Available in showroom

Black
Silver
Bronze