This FloPlast Black Square Gutter Seal is designed to fit 114mm square gutters and is compatible with standard FloPlast systems. The pre-lubricated rubber ensures easy installation with a firm, leak-resistant grip. It's an ideal and cost-effective solution for replacing worn or damaged seals, providing a reliable fix for leaking gutter joints. Dimensions: 180mm (L) x 18mm (W) x 7mm (T).