The SIGA The free-standing SIGA fireplace is distinguished by its high thermal efficiency of up to 84%. The corner design and modern finish make it a perfect fit for small and spacious rooms. The SIGA corner free-standing wood-burning stove is characterized by above-average energy and emission parameters, which have been achieved, among others, thanks to the ergonomic design and efficient aeration of the furnace. The SIGA free-standing fireplace has a sealed chamber and a spigot that allows air to be supplied outside the house. This solution enables the safe use of the stove in home conditions with a mechanical ventilation system.(