... consumer's manual, easily using sauna Excellent Customer Service ready to answer any questions. 2.Certifications 3.Advantages a. Canadian red ... heating board, foot heating board>>Compared with the traditional ceramic tube heater and the tourmaline heater, we choose infrared heater, which ... micro circulation, eliminate fatigue and relieve pain. 6.How to use a sauna 1. In general, you need 2 hours time, ...