Pella® Defender Series™ Vinyl Double-Hung Window
Pella Defender Series double-hung windows offer exceptional everyday performance and help protect against strong storms. With two movable sashes, double-hung windows provide exceptional ventilation, perfect for coastal homes. Tilt latches make it easy to clean the outside of your double-hung windows from inside your home.
Defender Series Single-Hung Window Features
- Exceptional energy efficiency
- Popular styles and options
- Pella’s exclusive vinyl formula
- Quality craftsmanship backed by Pella
- Automatically locking hardware for added peace of mind
- Advanced glass technology blocks nearly 100% of UV rays
- Energy-efficient, impact and laminated glass options available
- Precise-installation frame design
Browse Other Pella Defender Series Products
Inside Pella Defender Series
Pella Defender Series windows are created to endure harsh weather conditions. Our exclusive vinyl formula uses high-grade resins and additives for excellent weathering, durability and color retention. And we test samples of our materials and components of our products by placing them in conditions to mimic the intensity of Florida’s sun, coastal salt spray and above average humidity.
For the Pros
Pella Defender Series Double-Hung Window Specs & Install Details
- Simplified hurricane protection provides peace of mind while delivering everyday performance
- Tested to withstand hurricane conditions and increasingly stringent coastal requirements, including the Florida Building Code and Texas Department of Insurance
- Pre-drilled installation holes help keep projects and inspections on schedule
- Double-hung windows available in operable sizes up to 53.125" x 76"
- Design pressure from +/-45 to +/-58
- FL # 17822, 17234, 17791, 18148
Choosing Your Window
Join a window together with other windows to add character to your home’s design. Additional combinations are available.
Create a signature look with solid- or dual-color frames. Made with our performance-tested, exclusive vinyl formula, you won’t have to paint, stain or refinish your windows.
Styling Your Window
Automatically locking hardware comes standard on your single-hung windows. When you close the window, they automatically lock to help keep your home more secure.
Choose between different grille applications to add design interest to your home.
InView™ window screens let in 14% more light and are 8% more open for improved airflow compared to conventional screens.5