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Single Hung Windows feature a stationary top window and a bottom sash that opens to let fresh air in. 

  • Available in widths over 4' or heights up to 8'
  • Designed to provide a traditional aesthetic
  • Nine colors and wood grain finishes plus custom colors
  • Optional decorative glass, screens, and divided lites


Our low-maintenance interior and exterior finishes resist fading, peeling, and chalking even under the most extreme coastal conditions. Finish options include five colored finishes and five wood grain finishes that will bring beauty and natural warmth to your home. 

Our Bronze, Black, Bronze, and Stone White Kynar finishes are AAMA 2605 certified. AAMA 2605 is the American Architectural Manufacturer's Association's high-performance exterior specification. Finishes meeting this certification exhibit outstanding resistance to humidity, color change, chalk, gloss loss, and chemicals. 

We also offer custom color options to create your unique, coastal window and door vision. 

Schedule an Appointment

We will follow up with you to find a date and time that works for you. Thank you!

What to Expect

When we meet with you, we will:
- Evaluate your existing windows & doors
- Listen to what you're looking for
- Present options for your project
- Provide a quote

Appointments typically take about an hour.


Exterior of home featuring Marvin Coastline hurricane rated replacement windows and doors

Beauty & Aesthetics

Available in dramatically large sizes for expansive views with big glass area, single hung impact windows will complete even the most ambitious window replacement projects in Palm Beach, Broward, and Martin County. Marvin Coastline single hung windows offer a range of configurations and design options for even the most distinctive projects. 

Exterior of home at dusk featuring Marvin Coastline hurricane rated replacement windows and doors

Protect & Perform

Designed and manufactured right here in Palm Beach County, our impact windows meet the most stringent hurricane impact requirements in North America. Marvin Coastline impact-resistant single hung windows are engineered to protect your home and family from flying debris and hurricane winds, while providing years of beauty and near-effortless operation.

Interior of home featuring Marvin Coastline hurricane rated replacement windows and doors

Noise Reduction

In addition to its exceptional ability to resist hurricane forces, the laminated impact glass in our hurricane impact single hung windows is also effective at reducing irritating and disruptive outdoor sounds like heavy traffic, barking dogs, and noisy neighborhoods.

SIW Impact Windows & Doors Reviews

What Our Customers Have To Say

Google ReviewsGoogle GuaranteedBBB A+ ratingHouzz

Unbelievable customer service and accountability for quality and product delivery installation. The competition is tight in the industry, but SIW definitely stands out and shines. Extremely pleased

Jodi S.

Delray Beach

The installation process of my impact windows was seamless and stress-free. I appreciated the attention to detail from the professional onsite staff and office personnel who kept me abreast of every step of the installation process. If you are looking for a quality company and product with great service, I highly recommend SIW Solutions!

Yvette S.

From start to finish the process was seemless. Very responsive customer service, great quality product, and professional install. All around great experience.

Daniel N.