標題: Build Your Own House Infrared Sauna TheraBulb. [打印本頁] 作者: DoyleBlade 時間: 2021-8-2 13:31 標題: Build Your Own House Infrared Sauna TheraBulb. We suggest insulating your sauna room with a minimum of R-13 in the wall surfaces as well as backing the infrared light bulbs with pre-cut insulation.