Opening DAP Ultra Clear caulk is a simple process that can be completed in just a few steps. First, identify the type of caulk you have. DAP Ultra Clear caulk comes in two types: squeeze tubes and cartridges. Squeeze tubes can be opened by simply cutting the tip of the tube with a sharp knife. Cartridges require a caulk gun to open. To open a cartridge, insert the cartridge into the caulk gun and pull the trigger. This will puncture the seal on the cartridge and allow the caulk to flow out.
Once the caulk is open, you can begin applying it to the desired surface. Be sure to apply the caulk in a smooth, even bead. Once the caulk has been applied, you can smooth it out using a wet finger or a caulk finishing tool. Allow the caulk to dry completely before using the surface.