I have a large mirror mounted on my bathroom wall and I've heard that condensation can get behind and corrode the silvering, making the surface look blotchy.
What you need is a waterproof seal round the edges of the mirror that will shut out moisture but be virtually invisible to the naked eye. The translucent version of new Polycell Squeeze & Seal sealant for kitchens & bathrooms is the answer.
You will need
Step by step process
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Step 1
Clean the mirror thoroughly, paying particular attention to the edges, and remove any loose grout or debris from the gap between mirror and wall. Allow all surfaces to dry.
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Step 2
Polycell Squeeze & Seal comes in a special malleable pack that you simply squeeze to apply the right amount of sealant - no more struggling with wasteful cartridge guns! Cut the nozzle of the pack at a 45° angle to make a suitable width seal, then run a continuous bead along to fill the gap.
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Step 3
Smooth off neatly with a round ended stick (an old wooden spoon, for example) and wipe away any excess with a damp cloth before it dries. The sealant is initially white when applied, but it dries to form an almost clear seal that blends perfectly with the edge of the mirror.








