The video is the road and bridge modified asphalt waterproof spraying, Tu Hi-special 89S spraying machine flow is large, power is sufficient, can be multi-functional use, suitable for spraying putty, white cement, black cement, white cement, diatomite mud, a variety of types of waterproof coating of various projects, for many large projects to provide strong support.

The waterproof coating in the video can support double gun spraying, greatly improving the work efficiency!