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).
Fusion Pro Single Component Grout. 1  Not for use in either industrial applications or in areas subjected to harsh or continuous chemicals. 2  Not for use in areas exposed to cleaning equipment that utilizes high heat or high pressure. 3  Do not install when air or tile surfaces are above 90Â° F (32Â° C) or below 50Â° F (10Â° C).