BiWorld controls fully supports all products that have been professionally installed using good practice. If you are experiencing an issue with any product please make sure that it has been registered through the Registration page before completing an enquiry form, To ensure a fast and quick resolution please include as much information as possible to aid the response. Good practice is essential to minimise the failure of components on a heating or hot water system and this can include the use of chemical treatment to the water and adequate yearly servicing. Components can fail due to debris within the water system or excessive corrosion and should be treated immediately. It is vital that a yearly service is performed on all systems to support good practice and remedy minor issues that can develop into failure of the product.