A well-sealed bath is essential for maintaining the quality of your bathroom and ensures it stands the test of time. Over time, seals can break down, leading to potential water damage and costly repairs. This guide will walk you through the process of resealing your bath ensuring a watertight finish. You can also apply these steps to resealing a shower or sink.

Essential Tools & Equipment

Step 1: Investigate the Cause

  • Before starting, examine why the seal failed. It could be due to general wear or movement in the fixture. 

  • If you press down on the bath and it seems to shift, then make sure to secure the bath before sealing to prevent any future issues. If it’s general wear and tear, simply move on to the next step.

Step 2: Remove Old Sealant

  • Use a silicone removal tool and solvent to loosen and remove the old sealant. 

  • Clean up any residue with a dry sponge, then a wet scouring pad if necessary to get any final bits.

Step 3: Clean the Area

  • After removing the sealant, clean the area with methylated spirit and a tissue to remove any grease, ensuring the new sealant adheres properly.

Step 4: Apply New Sealant

  • Fill the bath with water, as this will give you a more accurate weight of the bath when it’s in use and will mean your sealant last longer.
  • Cut the nozzle of the silicone sealant at a 45-degree angle for a precise application and insert it into the sealant gun.

  • Apply the sealant in one smooth, fluid motion from one end to the other using even pressure on the sealant gun.

Step 5: Smooth the Sealant

  • After applying the sealant, use your finger or a rounded applicator tool.
  • Wet your finger to prevent the sealant from sticking to you or your applicator tool and to ensure a neat finish.

Step 6: Let It Dry

  • Leave the water in the bath for about 24 hours if possible to allow the sealant to cure fully. 
  • Test the seal by pressing lightly with your finger; it should not leave any mark or dent in the sealant.

Frequently Asked Questions

How often should I reseal my bath, shower, or sink?

Can I use any type of silicone sealant?

What should I do if the sealant doesn't stick properly?

How long does it take for the sealant to dry?

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