ENERGY STAR is the international symbol of excellence in terms of energy efficiency.

THERMOLUX is proud to offer our customers energy efficient windows and doors. 

Products that earn the ENERGY STAR prevent greenhouse gas emissions [or protect the environment] by meeting strict energy efficiency guidelines set by the US Environmental Protection Agency (EPA) and the US Department of Energy (DOE) and are endorsed by the Government of Canada.

Energy efficient windows and doors allow you to save up to 10% every year in heating costs! Windows and patio doors are 20% to 40% more efficient than conventional models and have less condensation in cold.

For more information in Canada please visit ENERGY STAR website.