Template component and door and window opening template

The utility model discloses a template component and a door and window opening template. The formwork component comprises a wood board and a PVC board fixedly arranged on the side, making contact with concrete, of the wood board, the thickness of the wood board is larger than that of the PVC board, the advantages of the wood board and the advantages of the PVC board are integrated, the defects of the wood board and the PVC board are mutually overcome, cost is low, the strength is high, corrosion resistance is achieved, and the service life is prolonged. 一种模板构件及门窗洞口模板；该模板构件包括木板、固定设置于所述木板与混凝土相接触一侧的PVC板，所述木板的厚度大于所述PVC板的厚度，综合木板与PVC板两种模板的优点，互相弥补双方的缺陷，不仅成本低、而且具有强度高、耐腐蚀以及延长使用寿命。