Control arms hold front wheels, allowing up and down movement. of the front suspension. The control arm is an important part of the front suspension. It connects the steering knuckle (the part that holds the front wheel) to the vehicle's frame or body, see the photo.
Often, installers use grout in place of caulk for these reasons: 1  The caulk may not exactly match the grout color.  Even when the caulk exactly matches the grout color when installed, it may not match six months later (caulk will age differently from the grout).
Grouts and Flexible Joints. CEMENTITIOUS GROUTS. Residential. Industrial. Commercial. Mapei has a complete range of grouts for all types of internal and external. ceramic, cotto, stone and glass mosaic floors and coatings. For example, cementitious grouts are particularly suitable for residential use. such as bathrooms, kitchens, swimming pools, external faÃ§ades, balconies and. terraces, for commercial environments such as grouting tiles in supermarkets, restaurants, airports and public buildings and for floors in industrial environments.