1. Surface should be clean, dry & free of any contaminate. Remove patch from foil bag and remove white backing tape to expose the sticky resin.
2. Apply patch to repair area with sticky side down and press firmly to make sure that patch seals the entire area.
3. Remove film backing & expose to sunlight. Cure by placing in sunlight for 5-10 minutes. Patch will be rock hard after curing and can be drilled, sanded or painted after curing.