The present invention relates to an apparatus for a whole body dome sauna and, more specifically, to an apparatus for a whole body dome sauna, which has a bed with a predetermined height such that a user can enjoy fomentation and sauna at full stretch, and a domed cover covering an upper surface of the bed, and opened to one side. Hot water pipes are respectively embedded in the bed and the domed cover in a plurality of columns or in zigzag. The hot water pipes provided in the bed and the domed cover are heated by hot water which is simultaneously supplied from one small hot water boiler. In particular, the domed cover comprises: a pair of hemispherical frames having a fitting groove with a predetermined depth in an inward direction, and spaced apart from each other at both right and left sides to be arranged； outer plates having both ends fitted to be coupled to the fitting grooves of the both hemispherical frames so as to be in close contact with each other, and having a predetermined thickness and width to form a hemispherical dome with a predetermined length； a predetermined thickness of insulating board stacked on an inner wall of the outer plate assembled with the hemispherical frame so as to block that heat inside the cover is emitted to the outside； a yellow ocher board molded in the form of plate using yellow ocher as main ingredients, and having a concave groove with a predetermined depth such that the hot water pipes are embedded at the center of the inner surface, and stacked on the inner surface of the insulating board； and a charcoal coating material using charcoal as main ingredients and coated on the surface of the yellow ocher, to which the hot water pipes are coupled, with a predetermined thickness.본 발명은 전신 돔 사우나 장치에 관한 것으로, 더욱 상세하게는 사용자가 누워서 찜질 및 사우나를 즐길 수 있도록 일정 높이로 이루어진 침상과, 상기 침상의 상면에 씌워져 한쪽으로 개방되는 돔형 덮개가 구비되는 전신(全身) 돔 사우나장치에 있어서, 상기 침상 및 돔형 덮개에는 복수열 또는 지그재그로 온수파이프가 각각 매설되고, 상기 침상 및 돔형 덮개에 구비된 온수파이프는 하나의 소형 온수보일러에서 동시에 온수가 공급되어 가온(加溫)되는 구조로 이루어
