Best Glass for Home Windows

Photo of a dining room with big new windows installed by Renewal by Andersen in Rancho Cordova, CAAt Renewal by Andersen of Sacramento, we take energy efficiency seriously. It’s one of the signature benefits of purchasing our replacement windows and patio doors. So when it comes to choosing the best glass for home windows, we offer a variety of ENERGY STAR® certified options to suit all your Northern California climate needs.

Our high-performance glass options

We offer three different types of glass that utilize heating and cooling technology, visible light transmittance, and ultraviolet (UV) protection. Additionally, tempered safety glass is available for windows and comes standard on all patio doors. So begin reducing energy costs all while keeping your family comfortable 365 days a year by selecting the right glass to complement your home.

1. High-Performance™ Low-E4® SmartSun™ Glass

Enjoy optimal energy performance and comfort with standard Low-E/Low-E4® Glass offerings, our most energy-efficient glass option. Because Low-E (“low-emissive”) glass is 70% more energy efficient in summer and 49% more energy efficient in winter, it’s a great choice for fluctuating Northern California heating and cooling needs—and it blocks out 95% of harmful UV rays.

Image of a living room with floor-to-ceiling windows, which were installed by Renewal by Andersen in Sacrmanto, CA2. High Performance™ Low-E4® Glass

This glass type is perfect for homes in seasonal climates where both heating and cooling costs are a concern. High Performance™ Low-E4® Glass is 56% more energy efficient in summer and 47% more energy efficient in winter—while still blocking 84% of the sun’s harmful UV rays.

3. High-Performance™ Low-E4® Sun Glass

For homes in the hotter and drier regions of Northern California, consider our High Performance™ Low-E4® Sun Glass for reducing cooling costs. This option filters out heat from the sun by utilizing a faint tint coating to reduce visible light. Low-E4® Sun Glass has our highest rating against solar heat gain, helping to keep your home cooler all year round.

With a glass solution for every home and climate, our replacement windows and doors help you save money on your energy bills and ensure maximum safety through dual-pane, triple-pane, tempered and laminated glass options. Schedule your free in-home consultation to find out what is the best glass for home windows and learn about glass patterns and the strengths of our various glass options.