Summary: In recent years, the use of walled furnaces has become the choice of more families as the concept of independent household heating has become universal. As an emerging household, although the number of people using walled stoves is increasing, there are few people who know how to conserve walls. Unreasonable use can result in shorter life-cycles for wall furnaces, and today a good method for extending the length of life for walls is available. In recent years, the use of wall furnace...