Fire-door frame, especially for wood-burning stoves, has a hot-door opening, an upper opening for combustion air and a separating plate
摘要
<p>An upper opening for combustion air (3) has a back wall. An intermediate or separating plate with holes runs in a fire-door frame between a hot-door opening (5) and the upper opening for combustion air that fits above the hot-door opening, which has a width and height to match fire-doors in standard stoves.</p>
