Attachment Energy Rating Council (AERC) Certification for WindowSkin® by WexEnergy: Physical testing and AERC simulation certification for WindowSkin product versions. If funding and timing permit, we will also seek to make progress on one or more of: 1.physical testing and AERC certification for other product extensions that have additional energy saving capability,2.sound attenuation testing of the next two products, and/or 3.window impact safety testing of the next two products.