Interested in energy-efficient window attachments for your home? Find the product that’s right for you with the AERC Certified Product Search Tool which allows you to browse through the current window attachment products that have received the AERC certification. Narrow your search using the various filters in order to find products based on your specific needs and preferences.

Access the following resources and information related to AERC and the work AERC is doing.  Learn about window attachments, and activities conducted to evaluate the performance of window attachments.