Cannon Above Ground Swimming Pools, Inground Pools, Spas, Hot Tubs, Whirlpools and More - North Syra, In addition to inground pools, aboveground pools, spas, hot tubs and whirlpools, Cannon Pools also has a full line of swimming pool and spa products at your disposal. Our complete line of accessories include anything from leaf nets to Autopilot salt chlorine generators.