Since 1943 Hamilton Kent has been recognized as one of the leading international manufacturers and distributors of a full range of rubber gaskets for manholes and all types of pipe materials. Over the years, HK has developed numerous flexible pipe-to-manhole connectors, both cast-in and mechanically-installed, for ensuring watertight underground infrastructure. HK's most recent product is The Lifespan System, a watertight, corrosion-proof, rubber manhole frame and locking cover system specifically designed to eliminate water inflow and infiltration through the cover or chimney area. If it has to be watertight, count on Hamilton Kent to Seal Your Connection!