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).
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.