Thompson's Instant Repair 450g Thompson's Emergency Instant Repair Aerosol is a specially formulated sprayable mastic that immediately seals and repairs water leaks on a variety of roofing materials. Quickest and easiest way to stop leaks. Thanks to its Hydrophobic formula, it displaces moisture to ensure tight bond to the surface spray application delivers instant, and accurate repairs. Can be applied in adverse weather conditions. Contains a scrim bandage for larger cracks and repairs. Colour: Black Weight: 0.60kg Dimension: 208 x 302 x 140cm