Usually considered a circular, wooden vessel filled with heated and circulated water
originally designed and manufactured along the line of a barrel, these products are an alternative to the typical spa Most are made of redwood or cedar and can have an internal vinyl liner to keep the water away from the wood Equipped with heaters, air jets and filters, hot tubs provide relaxing baths, arthritis relief and enjoyment Sizes can vary The term "hot tub" is used, somewhat, interchangeably with the term "spa "
A spa constructed of wood with the sides and bottom formed separately and joined together by hoops, bands or rods
A hot tub is a very large, round bath which several people can sit in together. A very large tub made of ceramic, acrylic, wood, or another substance and filled with hot water in which one or more bathers may soak. a heated bath that several people can sit in together jacuzzi Jacuzzi
A hot tub with all four sides of its interior cavity foam-insulated, with every available space filled. Efficient plumbing design with an external management control system maximizes waterport hydrodynamics which gives all-active seating, using the least number of massage pumps with the lowest possible horsepower and energy use
The couple relaxed in their hybrid hot tub after a hard day's work.