Birch Bay Hot Tubs™ is a Division of Hydra Plastics, Inc. Their commitment to excellence goes back to the very first spa they manufactured, back in 1976, and is evident in everything they do. They take pride in hand crafting the finest hot tubs in the world. They take the time with every quality detail to ensure our customer is happy with their hot tub. This commitment leads them to continuously evaluate their methods to maintain their position as a technology leader.