Looking for a silicone sealant gun to help you with your home improvement plans? This General Purpose Eco Manual applicator is the ideal tool for your DIY jobs. You can use it to apply caulk, sealants and adhesives on repairs and maintenance tasks, as well as finish off larger projects such as kitchens and bathrooms. It releases the substance in a controlled way, for a smooth and professional appearance. You'll always have plenty on hand to complete the job as the gun takes both 400 and 600ml cartridges.