The sauna thermometer has a polished stainless steel frame and a matte polycarbonate background, through which the meter is illuminated evenly. Either one LED or one 2 to 4 mm fibre is needed for lighting.
The diameter is 120 mm and recess 40 mm. The height from the wall surface is 20 mm. The hygrometer is installed in the wall paneling by 3 stainless steel screws.
Illuminated sauna hygrometer.