The product is manufactured by German Veslee Chemical Technology CO., Ltd. with formulation and technology. It is used for the removal of the polyurethane foam gap filling agent. It can quickly and thoroughly remove the adhesive wet polyurethane foam inside and outside of spray gun. It also can quickly remove the wet polyurethane foam stick on the tanks, valves, skin, clothes, etc. This product has been widely used and tested by the market, the dissolving power of polyurethane foam gap filling agent is strong and high efficient. It is easy to operate.