Max Blank fireplace inserts for an existing fireplace: KE 12 AM (36 cm wide), KE 11 AM, KE 1 Ökofire and KE 1 Sinnergie, 7.5 kW on wood. The KE 1 and the KE 12 AM also burn pellets with a pellet module. Ø150 mm flue. Made to order: delivery in about 14 working days.