I BELIEVE YOU MUST HAVE WATCH THOSe VIDEOS WELL.
IT WORKS PERFECTLY FOR ALL KINDS OF MATERIALS .
fuel tank, broken pipes, water tanks, hose washer, pvc, tiles, ceramics, plastic, roof, zinc/ rubber, concrete.

20 YEARS SOLUTION.


VERY HIGH TEMPERATURE RESISTANCE. PERFECT FOR THE AFRICA KIND OF WEATHER CONDITION.
NO MELTING , NO REMOVAL. WATERPROOF.