Pentair High Flow Manual Air Relief Valve 98209800 Hayward Valve HL BASE Number of backyard features they help sanitize and HL BASE Number of backyard features you can control 4 40 Additional soft keys 50 Number of valves you can rotate 4 32 Breaker Panel 12 Programmable group theme functions 25 Heaters supported 4 32 Solar heaters supported 4 32 Variable speed pump control Advanced Number of supported variable speed pumps 16 Salt chlorination Optional Chemistry automation Optional Remote control via Apps Standard Remote control Optional Remote controls via home automation Standard Icon based LED light control Standard Helps protect against surface staining and water discolouration caused by metals in pool water and 160332 and 160353