Trinity Seal is a caulking and silicone business servicing the Sydney and greater Sydney metropolitan area. A family owned operation for over 7 years, Trinity Seal brings a wealth of knowledge, experience, professionalism and a great attitude to the caulking industry. Caulking is an essential service for any property as it provides a sealed protection from water leaks, allows for movement between bricks and concrete joints, protects from insects and cold air infiltration, as well as providing the finishing aesthetic touches to make any property look spectacular.