Guangdong Foshan Jinzhuang DaZhuanwan High-Quality Sealant Market Quotation - Wholesale - Manufacturer. High-quality sealant is an upgraded product of joint filler, with superior decorative and practicality compared to colored joint filler. It solves issues such as unattractive tile gaps and dirtiness. Traditional high-quality sealant is applied on the surface of joint filler, while the new type does not require a base layer of joint filler and can be directly filled into tile gaps after tile bonding. Suitable for filling gaps over 2mm, it is easier to install than the regular type and is an upgraded replacement product for joint fillers.