Comfort Shield Series

CWS Comfort Shield Vinyl Double Hung

CWS's vinyl non-impact line for inland Florida residential and light-commercial projects.

Vinyl non-impact double-hung with both sashes independently operable and tilt-in for cleaning. AAMA R20-R50 (dual-pane), R25-R50 (triple-pane).

Energy Florida Made in Florida

Built for South Florida homes

The Comfort Shield double-hung window is a vinyl non-impact residential window with independently operable top and bottom sashes that tilt inward for cleaning. AAMA Performance Class R20-R50 in dual-pane and R25-R50 in triple-pane configurations, meeting industry forced-entry standards.

  • Vinyl frame engineered for strength and durability
  • Energy-efficient Low-E insulated glass options to control heat gain
  • Professionally installed across South Florida by Armor Pro
Configurations X = operable panel (it opens) · O = fixed panel (doesn’t open). Panels read left‑to‑right as viewed from outside (hung windows read top‑to‑bottom). Example: XO = operable on the left, fixed on the right.
Double Hung
Engineered Strength
Built and tested to Florida product-approval standards
Energy Efficient
Low-E insulated glass options reduce heat gain
Limited Warranty
Manufacturer warranty plus Armor Pro install workmanship

At a Glance

Frame Material Vinyl
Max Size 53.5 x 86 in
U-Factor 0.21–0.33
SHGC 0.19–0.49

Sizes & Pressures

Configuration Min size Max size
Double Hung 14.5 x 23.5 in 53.5 x 86 in

Sizes shown are actual DLO frame size.

Glass & Energy Performance

Glass packageU-FactorSHGC
Dual-pane Low-E 270 insulating, argon0.270.19
Triple-pane Low-E 270 insulating, argon0.210.21

Performance Certifications

Energy-performance data on file (manufacturer-published; not third-party certified).

Frequently Asked Questions

The Comfort Shield double-hung is a vinyl non-impact window with top and bottom sashes that both operate independently, so you can open from the top, the bottom, or both for balanced airflow. We install it on inland Florida homes where the building code does not require impact glazing. It's a classic look that suits traditional architecture while keeping vinyl's low maintenance.

Yes. Both the top and bottom sashes on the Comfort Shield double-hung tilt inward, so you can clean the outside glass from inside your home. That's a real convenience on a second story where reaching the exterior glass is otherwise difficult. The tilt-in feature comes standard on the unit we install.

The Comfort Shield double-hung is built from a minimum of 14.5 by 23.5 inches up to a maximum of 53.5 by 86 inches, so it can fill a fairly tall opening. We measure your rough opening and confirm the buildable size with CWS before ordering. Its AAMA Performance Class runs R20 to R50 in dual-pane and R25 to R50 in triple-pane.

With the dual-pane Low-E 270 insulating glass and argon, the Comfort Shield double-hung reaches a U-factor as low as 0.27 and a SHGC around 0.19. The triple-pane Low-E 270 with argon improves the U-factor to about 0.21 for better insulation. Both reject substantial Florida solar heat, and we'll help you choose the glass package that fits your budget and comfort goals.

The Comfort Shield double-hung meets industry forced-entry standards as part of its AAMA Performance Class rating. However, it is a vinyl non-impact window and is not approved for the High Velocity Hurricane Zone in Miami-Dade or Broward. If you need impact protection, we install CWS's impact-rated lines instead and will confirm the right product for your jurisdiction at quote.

We don't quote a flat price because installed cost depends on the size of the opening, the glass package you select, and the condition of the existing frame. The Comfort Shield double-hung is part of CWS's value-oriented vinyl line, which keeps it budget-friendly for inland replacement work. Armor Pro provides a free, no-obligation estimate after measuring your opening.

No. Comfort Shield is CWS's vinyl non-impact line, built for inland Florida residential and light-commercial projects where the building code does not require impact glazing. It does not carry a Miami-Dade NOA and is not for coastal HVHZ exposure. If your address needs impact glass, we'd move you to StormStrong for entry coastal impact or Hurricane Guard for HVHZ.

Comfort Shield is the broadest CWS non-impact line, with seven configurations: single-hung, double-hung, casement, awning, sliding window, picture window, and a sliding patio door. That range lets us handle most of an inland home from one line. To see how the styles look together on your elevation, you can use our Window and Door Designer and Visualizer.

CWS (Custom Window Systems) is a Florida manufacturer founded in 1986 and headquartered in Ocala, with additional plants in Miami, Medley, and Jacksonville totaling more than 700,000 square feet. Because the line is engineered and built in Florida around the state's hurricane code, the products are designed for our climate rather than adapted to it. We install and service CWS products throughout South Florida.

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