Certainteed High Performance Vinyl Windows are designed with the best combination of style, thermal efficiency, and lasting performance at a competitive price.  The wide array of product lines meet the needs for replacement, remodeling, and new construction with different combinations of features. But always with the same high quality.The value that Certainteed builds into every window has helped make it the vinyl brand most used by building professionals across the country.

• Were pioneered in 1979 — no one in the country has been in the vinyl window business longer.

• Are the first choice of remodeling contractors and are the leading vinyl window for new construction.

• Are offered with exclusive Thermaflect® Low "E" glass that has the best U- and R-values of any double-glazed system available today — keeps homes cooler in summer, warmer in winter, and blocks 84% of UV rays.

Features and Benefits:
Feature Best value solution Low cost solution 
Sash & Frame Robust double-walled profiles Single-walled profiles
Sash construction Fusion welding Mechanical fastening
Glass spacer technology New (warm edge with low-conductance) Old fashioned (aluminum with high conductance) 
Performance ratings Significantly exceeds industry standards Meets industry standards
Balance system Constant-force, stainless steel Block and tackle or spiral
Hardware/lock Custom-designed: color-matched to vinyl profiles Off-the-shelf; color does not match vinyl profiles
Styling/design Engineered for a balance of traditional looks and functionality Engineered for functionality
Warranty period Lifetime 10 to 20 years

Certainteed Windows are designed for value first — the best combination of style, thermal efficiency, and lasting performance at a competitive price.

The wide array of product lines meet the needs for replacement, remodeling, and new construction with different combinations of features. But always with the same high quality.The value that CertainTeed builds into every window has helped make it the vinyl brand most used by building professionals across the country.

Proven features to optimize efficiency.
• Double-pane insulating glass: 3/4" glazing system with low-conductance spacer for maximum thermal efficiency and reduction of condensation.
•Thermaflect Glazing System includes CertainTeed’s proprietary Thermaflect Low “E” glass, low-conductance spacer and argon gas and meets ENERGY STAR® guidelines in every region of the country.
• Proven engineering: Fully fusion-welded sash and frame, double weatherstripping, and integral glazing resist air and water infiltration and exceed industry standards set by AAMA/WDMA.

Engineering Advances
• Mullion Systems: Combination windows can be joined at the factory with CertainTeed’s exclusive structural mullion system.
• Constant-force balance system: 3/4” stainless steel coil for easy operation. No sagging. No adjustments.
• Tilt-in sashes: For easy cleaning from inside.

Features that make CertainTeed the leader in value
• Replacement windows are custom built: For a perfect fit.
• Color-matched vinyl and hardware: White or tan vinyl with matching hardware for clean lines and aesthetic appeal.
• Colors: White or tan.
• Sculptured or flat grids between the glass: For a traditional look with easy cleaning.
• Prism Grids: For added decorative appeal (not available in all areas).
• Glazing: Clear, tinted, tempered, obscure glass