Spas of Arizona - Spa man Spas is the oldest and largest hot tub dealer in Arizona. With 5 hot tub showrooms in the valley, Spa Man Spas and Acrylic Spas of Arizona is the most trusted dealer of hot tubs in phoenix. When you buy a new hot tub from Spas of Arizona, we will donate a portion to our Hot Tubs For Hero's program to help disabled soldiers get a therapeutic spa of their own.