This series is designed for passive and low-energy houses, which is done Blower Door test, a test of airtightness of the building.
Fireplace inserts are characterized by very low power, high efficiency and maximum tightness of the furnace which is lined with a massive accumulative material carcon. Carbon shaped fittings have a special shape that optimally regulates the flue gas flow. The preheated air, that is sent over the rinsing rail, is at the bottom part ideally divided by a triple barrier for perfect combustion.
Every customer will also enjoy a very low fuel consumption, which has stopped at 1.15kg per hour by model BeF Passive 6.
Of course, BeF Passive inserts meet the strictest European emission standards and limits.