Prior to application the surface area have to be totally clear and dry working with sweeping solutions and/or blowers. If the surface area is just not cleanse and dry, then weak adhesion will result. Pavement sealers are applied with either pressurized spray gear, or self-propelled squeegee machines or by hand https://emilioeltye.tusblogos.com/33471063/about-preferred-content-language-english