Roseal is one of the UK’s top sealant companies providing professional, high-quality and cost-effective mastic silicone sealant services throughout Somerset, Dorset, Bristol, Devon, Wiltshire, Hampshire and Cornwall.

GT Sealants offer the complete solution to all your mastic sealant works. We work closely with all our clients from the beginning to the very end to ensure their projects are completed on time and to the highest specification.

general professional mastics are specialist sealant applicators who have offices in hemel hempstead & cambridge we apply sealants & mastics including silicones ,pollysuphide ,cleanrooms>