Pneumatic drain valve controller

Abstract

1. The name of the design product: air-actuated drain valve controller. 2. The use of the design product: for outputting gas, cooperating with the air-actuated drain valve on the closestool, and making the air-actuated drain valve drain. 3. The design points of the design product: in shape. 4. The picture or photo that best shows the design points: front view.

Images