The Raypak Avia Heat Smarter, play harder managing your pool heater has never been easier or smarter. Avia is built with an innovative Wi-Fi-enabled control system that allows you to manage your pool heater and ecosystem through its easy-to-use touch control interface. No need for a separate control panel to manage your pool heater and ecosystem. Avia does it all. Features. Intelligent scheduling Avia heats and learns the size of your pool and will let you know when your pool is ready at your set temperature. Protek shield cutting-edge module that protects the heat exchanger from corrosion, prolonging the life of the Avia pool heater. Smart automation pool control automation system built right into the heater. Enables you to automate and manage your pool temperature. Installation versatility Avia can be rotated on all 3 sides, giving you more installation. It has a right and left water connection, and gas connections can be configured for the right or left side. Raymote mobile app allows on-the-go control of your pool temperature and so much more. Integrated wi-fi provides a smart connection for real-time service alerts control from anywhere. Smart ecosystem manager enables you to manage your heater, pumps, water features, and schedulingSpecifications. Material: Copper. Combustion Air: 4". Flue: 4". Gas Connection: 3/4" NPT. Water Connection: 2" Buttress. BTU: 399K. Fuel: Propane