Bartoline Leak Sealeris a premium waterproof sealant that instantly repairs leaks and cracks. It can be used on various surfaces such as plastic, metal, wood, UPVC, tiling and concrete. The formulation is strong, durable, overpaintable and can endure adverse weather conditions and UV rays. Bartoline Leak Sealer is perfect for emergency repairs on gutters, pipes, flat roofs, shed roofs and draughty window frames.Directions:1)Remove loose surface contaminants and previous coatings and ensure surface to be treated is clean and dry.2)Shake well for approximately 2 minutes. Continue to shake regularly throughout the application process.3)Spray on to desired surface from a distance of 15-25cm. Apply 2-3 thin coats for even coverage, leaving 15-20 minute intervals between each coat.4)After use, invert can and spray for 2-5 seconds to prevent blockages forming in the nozzle.5)Clean overspray/spillages with white spirit.Note: Test on a small, inconspicuous area to ensure compatibility. Only use outdoors or in a well-ventilated area at temperatures between 15DegreesC-25DegreesC. Store in a cool, dry place. Do not use in direct sunlight.