Presfab - Model Flex-O-Ring - Manhole Rubber Grade Riser Ring - Brochure

Upgrade your infrastructure with the Flex-O-Ring Rubber Manhole Grade Riser Ring—a game-changer in seamless height adjustment and leakproof sealing for manhole systems. Engineered for superior performance, this innovative solution is built to meet the needs of municipal, commercial, and industrial projects.