Step 1
Cut the joint on both sides with a Stanley knife.
Step 2
Remove the existing sealant using the back of the Bison Multi Tool.
Step 3
Remove difficult residues with a sealant scraper.
Step 4
Slightly roughen the edge with a cleaning sponge.
Step 5
Degrease the bath with household ammonia.
Tip: Let it dry properly. If necessary, slightly heat with a hair dryer.