There are many benefits to energy efficient windows and doors. Aside from having better control over your home’s interior climate and living more comfortably in the space, you are lessening utility costs, and ultimately reducing your carbon footprint.

In simplest terms, the glass, the product’s construction, and the installation all play critical roles in limiting the amount of heat that enters and escapes your home.

Frank™ products are ENERGY STAR rated and provide ratings designed to indicate a window or door’s efficiency. There are several terms that will better educate you, and lead to a better understanding of a product’s effectiveness in insulating and blocking heat from the sun, among other things.