wood or pellet without electricity Technical specifications of the accumulating heater: Fulfils the latest standards in burning wood, wood-briquettes and pellets (please see appliacable standards). Please check the instruction manual for this wood & pellet burning stove. Suitable for multiple chimneys. * depending on stove location in the living area, room isolation, height of the room and amount of fuel Subject to alterations; errors including printer's errors. Our specialised stove builders and retailers will assist you with practical advice.