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.
Grout is the material that is used to fill in around ceramic tiles. By filling the gaps, it prevents food, dirt and water from getting between the tiles. Once the grout is sealed, it's still not ready to use. Most sealers require at least 24 hours to dry before they can get wet. Some formulas may even need up to three days to dry. Homeowners always need to consult with the manufacturer's specifications to ensure the proper installation of both grout and sealer.