Profile: General Rubber Corp. manufactures mechanical rubber products. We produce non-metallic expansion joints are used in piping and ducting systems for motion compensation, stress relief, noise and vibration control. Our products include maxi-joint, maxi-sphere, maxi span for ducting systems, pinch valves, Flex-Valve® includes duck-bill check valves, manual pinch valves, pneumatic pinch valves, electric pinch valves, pressure isolation rings. We serve HVAC applications, marine, process piping, power plant, industrial ducting system and pollution and wastewater treatment. We are an ISO 9001 certified company.