Overall Satisfaction: This score is based on how consumers rate their overall satisfaction with windows and patio doors used in residential projects.

Operational Performance and Durability: This score is based on how customers rate their satisfaction with the noise insulation properties of product, ease of cleaning, energy efficiency, ease of use/operation, weather tightness of products and durability of their windows/patio doors.

Appearance and Design Features: This score is based on how customers rate their satisfaction with the variety of interior and exterior color/finish choices offered, appearance/finish of hardware, decorative details offered, variety of sizes and shapes, and security features.

Warranty: This score is based on how customers rate their satisfaction with the warranty on their windows/patio doors.

Price: This score is based on how customers rate their satisfaction with the price paid for the products and services they received from window / patio door manufacturers.

Repair and Replacement: This score is based on how customers rate their satisfaction with the ease of requesting/scheduling repair service, availability of replacement parts, and responsiveness of service provider.