Buy masking plugs for sealing and protecting holes during treatment processes here. Masking plugs are produced in shapes like cones, cylinders, tapered and washers to seal holes adequately. Made mostly from silicone and available in different colours for easy identification, masking plugs are able to seal and protect almost any kind of holes during the treatment process. Use masking plugs for a peace of mind. Buy masking plugs from your trusted supplier here in Singapore!