For maximum weatherproofing protection remove any mould, fungal growth, and loose surface coatings and repair any old felt blisters.

Thompson's 10 Year Patch Repair Roof Seal is designed to weatherproof and repair smaller area's of isolated damage to roofing materials the added fibres and acrylic give superior tensile strength to a smaller repair. Brush out one coat of Thompson's Patch Repair Roof Seal filling any cracks and depressions, the fibre reinforced formula has been developed to fill and bridge any cracks and splits.

For long lasting protection allow 6 hours for the first coat to dry and apply a second coat.