A flashing board for flue non -metallic expansion joint

The utility model provides a flashing board for flue non -metallic expansion joint belongs to mechanical technical field. It has solved the current problem that flue non -metallic expansion joint lifeis short. This a flashing board for flue non -metallic expansion joint is including installing the flashing board body between the flue upside of non -metallic expansion joint both ends, and the flashing board body is lamellarly and the flashing board body adopts insulation material to make, is equipped with the rain -proof portion of buckling and can cover non -metallic expansion joint on the flashing board body. It has advantages such as the life that can prolong non -metallic expansion joint, stable in structure. 本实用新型提供了种用于烟道非金属膨胀节的防雨板，属于机械技术领域。它解决了现有的烟道非金属膨胀节使用寿命短的问题。本用于烟道非金属膨胀节的防雨板包括能安装在非金属膨胀节两端烟道上侧之间的防雨板本体，防雨板本体呈薄片状且防雨板本体采用保温材料制成，防雨板本体上设有弯折并能够将非金属膨胀节覆盖的防雨部。它具有能够延长非金属膨胀节的使用寿命、结构稳定等优点。