Versatile Waterproof Spray & Sealant - 300ml Leak Repair. MPN: Leak_Sealant Expiry Date: Leak Sealant Unit Quantity: 300ml. Highly Effective Sealant: Specially formulated mastic sealant in a sleek black finish, ideal for fixing leaks in guttering, roofs, windows, pipes, and so much more.
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