ENDURANCE WINDOWS
Commercial-rated performance engineered for mid- to high-rise and mixed-use construction with punched openings
Superior strength and durability, plus industry-leading water resistance
Endless configuration possibilities thanks to an intersecting integral bar system
Backed by one of the strongest warranties in the business
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NEW DEEP BACKSET FRAME
The new 6’’ frame will elevate mid and high-rise design possibilities for more placement potential and time and cost savings.
Tackles challenges posed by exterior insulation, masonry, and shadow box installations with ease
INNOVATIVE, SEAMLESS, ONE-PIECE DESIGN
No need for extra bucking, blocking, or complex flashing details
ELIMINATES ADDITIONAL COMPONENTS
Installs like a standard nail-on window using typical flashing methods, without requiring brake metal
EFFORTLESS INSTALLATION
Ensures a clean, professional look that meets rigorous standards
STREAMLINED PROCESS & PROFESSIONAL FINISH
DEEP BACKSET DETAILS
Unlike traditional snap-in systems, our innovative, seamless one-piece design tackles the challenges posed by exterior insulation, masonry, and shadow box installations with ease. This system eliminates the need for additional bucking, blocking, or complex flashing details. It installs effortlessly, nailing into the opening just like any standard nail-on window using typical flashing methods, without requiring brake metal. This simplicity streamlines the installation process and also ensures a clean, professional finish that stands up to rigorous standards.
Watch a short animated video detailing the innovative features of our patent-pending Deep Backset Frame Window.
FRAME OPTIONS
All Endurance Window Series
Block Frame
Stucco Key 1” Backset
1” Deep Backset
StuccoFin Frame
1-3/8” Deep Backset
1-3/8" Nailfin Backset
3-7/8” Deep Backset
PRODUCT OPTIONS
Endurance Casement
Modern, functional, and aesthetically pleasing outward-projecting panels
Performance
Design Pressure: PG ≤ 70
Water Penetration Resistance Test Pressure: ≤ 10.50 psf
Air Infiltration: ≤ 0.12 cfm/ft
Water Test Pressure
LC-PG 25-60: Field 2.5-6.0 psf | Lab 3.75-9.0 psf
CW PG 30-70: Field 3.0-7.0 psf | Lab 4.5-10.5 psf
Acoustical Performance
STC 29-44 / OITC 23-33
NFRC
U-value 0.18-0.31
Solar heat gain coefficient 0.18-0.30
VT 0.40-0.45
Endurance Awning
Modern, functional, and aesthetically pleasing top-hinged out-swinging panel for many architectural styles
Performance
Design Pressure: PG ≤60
Water Penetration Resistance Test Pressure: ≤9 psf
Air Infiltration: ≤0.15 cfm/ft
Water Test Pressure
LC-PG 25-40: Field 2.5-4.04 psf | Lab 3.76-6.06 psf
CW PG 30-60: Field 3.0-6.0 psf | Lab 4.5-9.0 psf
Acoustical Performance
STC 29-44 / OITC 23-33
NFRC
U-value 0.18-0.31
Solar heat gain coefficient 0.18-0.30
VT 0.40-0.45
Endurance 511 Fixed
High-performance standard windows that do not open. Can be used in any size building with punched openings
Performance
Design Pressure: PG ≤65
Water Penetration Resistance Test Pressure: ≤9.75 psf
Air Infiltration: ≤0.01 cfm/ft2
Water Test Pressure
LC-PG 25-60: Field 2.5-6.0 psf | Lab 3.75-9.0 psf
CW PG 30-65: Field 3.0-6.5 psf | Lab 4.5-9.7 psf
Acoustical Performance
STC 29-44 / OITC 23-33
NFRC
U-value 0.16-0.30
Solar heat gain coefficient 0.22-0.30
VT 0.50-0.57
Endurance Single Hung
High-performance windows with a fixed top sash and an operable bottom sash that moves vertically (also known as Endurance Vertical Slider)
Performance
Design Pressure: PG ≤55
Water Penetration Resistance Test Pressure: ≤7.5 psf
Air Infiltration: ≤0.16 cfm/ft
Water Test Pressure
LC-PG 25-55: Field 2.5-5.5 psf | Lab 3.75-8.25 psf
CW PG 30-70: Field 3.0-5.0 psf | Lab 4.5-7.5 psf
Acoustical Performance
STC 28-36 / OITC 23-29
NFRC
U-value 0.22-0.30
Solar heat gain coefficient 0.18-0.30
VT 0.40-0.53
Endurance 531/591 Fixed
High-performance standard windows that do not open. Can be used in any size building with punched openings
Performance
Design Pressure: PG ≤50
Water Penetration Resistance Test Pressure: ≤7.5 psf
Air Infiltration: ≤0.10 cfm/ft
Water Test Pressure
LC-PG 30-50: Field 3.0-5.0 psf | Lab 4.5-7.5 psf
CW PG 30-45: Field 3.0-4.5 psf | Lab 4.5-6.75 psf
Acoustical Performance
STC 28-36 / OITC 23-29
NFRC
U-value 0.19-0.26
Solar Heat Gain Coefficient 0.24-0.32
VT 0.53-0.60
Endurance Horizontal Slider
Easy functionality and a streamlined look for modern construction
One sash remains stationary and the other opens horizontally to the left or right for air circulation
Performance
Design Pressure: PG ≤50
Water Penetration Resistance Test Pressure: ≤7.5 psf
Air Infiltration: ≤0.10 cfm/ft
Water Test Pressure
LC-PG 30-50: Field 3.0-5.0 psf | Lab 4.5-7.5 psf
CW PG 30-45: Field 3.0-4.5 psf | Lab 4.5-6.75 psf
Acoustical Performance
STC 28-36 / OITC 23-29
NFRC
U-value 0.19-0.26
Solar Heat Gain Coefficient 0.24-0.32
VT 0.53-0.60
STANDARD CONFIGURATION
FEATURES
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Compression – seal design
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Vinyl frame
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Increases thermal performance, adds color options, reduces condensation
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Hollow compartments on frame and sash
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Fusion welded corners
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Available multiple locking points
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Easy-to-operate hardware T-BAR
