Rating Newest Oldest. Best Answer: Air Brakes are included as part of a CDL-A so a seperate endorsement is not required, but for a CDL-B or lower, If the vehicle you will be driving is equipped with air brakes, then you need an air brake endorsement.
The Color Sealer is an Acrylic Resin that has a chemical reaction with the grout that hardens in the pores and dries to a natural look and feel. The constant acting mildicides provide a sanitary grout line surface. It colors and seals in 1 bottle. Easily wipes off tile surface when applying.
Two Methods: Liquid Grout Sealer Aerosol Grout Sealers. Grout sealers help prevent staining and protect against water damage. These products are advised for natural stone, ceramic and porcelain tile grout that are in bathrooms and kitchens. This article will tell you how to apply grout sealer.