The Nordex is good for small and medium-sized sauna rooms (for 3-6 persons). 

Stones are not included - Sauna stones

Electric heater technical details:

Product code - NRX-45Ni2-Z

Output, kW - 4,5

Sauna room min - max size, m3 - 3 - 6

Measurements (HxWxD),mm - 450 / 435 / 215

Weight, kg - 10

Stone capacity max, kg - 18

Minimum safety distances (ceiling / sides) - 1200 / 50

Supply voltage, phase - 400V 3N~

Fuse A - 3 x 10

Connection cable, mm2 - 5 x 1,5

Control unit - Equipped

Water tank capacity, l - 0

Stones - Stones are not included