15mm, 10mm, 38mm, 50mm, 100mm, 150mm Plastic liquid surface hollow covering ball

Liquid-surface covering ball is molded by polypropylene (PP), this product has two type: type I for foam floating ball, type II for foaming solid core ball (energy-saving ball).

Method of Using
Will cover the use of the ball according to the number of the surface area by adding the liquid, covering the ball naturally arranged structured to cover in a liquid surface, the edge of other sealing materials can be sealed.