Nural- Pattex bathroom joints - 80 ml bottle. -Dirty seals are a detail that can ruin the pleasure of enjoying your bathroom. From today you can renew them very easily with Pattex Re-new. Without needing to be a DIY expert you will get an excellent result. -There is no need to remove the old silicone, clean the gasket with a damp cloth. -Hold the tube at a 90 degree angle and press gently - Perfect adhesion on silicone and bleach to cover all sealants - Wait 6 hours before using the shower.