- excellent nominal weight
- excellent resistance for etreme temperature variations
- superb heat preservation ability
- superb heat conductivity
- contains no harmful substancies
- posh, swarthy, nearly black outlook
- small electric heaters
- as top layer stone to all sauna stoves
- 20kg cardboard box
- as bottom layer stone for wood burning stoves
- for continious burning sauna stoves, and for smoke saunas as middle filling stone
- 20 kg cardboard box
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