A sauna is a small size of room and can be heated at very high temperature, with well controlled humidity. The health benet and therapeutic value saunas provide have been known for countries. Blueaid offers a range of saunas to help relax and improve overall health as well as promote well being. Saunas are also used for recreational purposes. Standard residential sauna sizes are- 5'x7' & 6'x7'. Top bench should be 7' long.