Safeguard your plumbing system with Fernox Water Hawk Jointing Compound, a must-have for any home plumbing kit. This 400g pack ensures a secure and watertight seal on all potable water joints, preventing leaks and safeguarding against water damage. Ideal for both DIY enthusiasts and professional plumbers, the Fernox Water Hawk Jointing Compound is compatible with a variety of plumbing components. Its easy application and effective sealing properties make it an essential addition to your plumbing maintenance arsenal.