Enlighten InfraNature Duet Sapphire 4-Person Corner Peak Roof Hybrid Infrared/Traditional Outdoor SaunaEnlighten Sauna's hybrid saunas combine Harvia electric heaters and infrared heaters. This sauna uses the heat from both types of sources to bring you health benefits associated with saunas. This beautifully designed corner sauna is comfortable for 4 people and comfort is what you need if you plan to spend a lot of time in it. Besides being ergonomically designed to be easy to use this sauna is also pleasant to look at. As a Sapphire type of sauna, it