Global English RHEA Group RHEA Group Members APS Aviation World leader in aircraft ground deicing research For over 50 years, APS Aviation has been working alongside key industry players in support of aviation research advancement, engineering progress and technology innovation. Through constant evolution and development, we have adapted our expertise to become the world-leading reference in aircraft ground deicing research. Over a quarter of a century cooperating with regulators, global standards organizations, partners and peers in aircraft ground deicing research. The leader in research and testing of de/anti-icing fluids, development of holdover times guidelines and technical and safety evaluations. Methodologies that produce client-valued solutions and expert recommendations that ensure safe winter operations. Over 200 technical reports prepared on behalf of Transport Canada and the Federal Aviation Administration in ground deicing research. Discover our research reports APS Holdover Times iOS app Created by the team behind the Holdover Times development and trusted by pilots around the world: the latest APS Holdover Times iOS app. Find out more Stay up to date with the latest updates and releases of the APS Holdover Times app. Subscribe to our newsletter! Subscribe Terms of Use and Privacy Policy Aerospace engineering R&D As the aviation sector is rapidly evolving and producing new forms of technologies, the industry has to ensure all safety measures are taken into account. We follow this progress carefully and join forces with leading innovators to evaluate and test these technologies. Get in touch Aircraft Business, commercial and cargo fleet Rotorcraft Military helicopters and air-flying machines UAVs Drones and unmanned flying cars Our engineers are here to help Ensure your engineering projects are safe and meet industry standards. SERVICES & SOLUTIONS CAREERS COMPANY RESOURCES Contact us © 2021 RHEA Group - All Rights Reserved Privacy Notice Legal Notice Cookie Notice Policies Website by ELDO™ This site uses cookies to offer you a better browsing experience. Find out more about the cookies we use: Cookie Notice. If you decline, your information won’t be tracked when you visit this website. A single cookie will be used in your browser to remember your preference not to be tracked. Manage Cookies Refuse Accept cookies