Gelbo Flex Tester
Gelbo Flex Tester designed to measure flexible barrier materials for flex durability to ASTM F392. The GF-392 Gelbo Flex Tester is a microprocessor controlled system, with a user controllable pre-set method programmed for ASTM F392. This makes the GF-392 both versatile and very easy to use, with only minimal user training needing.