Everbuild forever white clear amp ivory sealant everbuild foreveriv forever ivory is a superior silicone sealant that is permanently waterproof and flexible and ideal for sealing shower bases and cubicles wetrooms around baths sinks and basins it is also ideal for use in kitchens and utility rooms and for sealing around window and door frames with the worlds leading branded anti bacterial solution integrated into the manufacturing process forever ivory is guaranteed to stop black mo