The quality of Pella® - The features you need When you install Pella® products, you’re not solely receiving their superior quality and durability, you’re receiving the benefits of a company committed to protecting the environment. All Pella products meet or exceed ENERGY STAR® certification in all 50 states, making your home both comfortable and efficient. Various Pella products also include allergen reduction technology to give you protection from dust, pet dander and other allergens. Because of this, you will have healthier air for your family to breath. Pella’s dedication to energy efficiency Pella’s dedication to energy efficiency We’ve been committed to providing environmentally friendly products since our beginning. All our products are ENERGY STAR® certified in the U.S., and we continuously strive to create the most efficient glass options to help save energy and save you money on your energy bills. More about Energy Efficiency Cleaner air with Pella allergen reduction technology Cleaner air with Pella allergen reduction technology Our between-the-glass blinds and shades can greatly cut down the allergens in your home. Pella’s one-of-a-kind technology is available on numerous Pella windows and even some of our doors. View this page to learn the benefits of Pella’s allergen reduction technology. More about Allergen Reduction Schedule Now!