O-E Vapor System Manual
This manual was created by O-E Specialty Manufacturing Co. and outlines how to install the "O-E" Perfect System, which is a Vapor Vacuum heating system.
Construction and Rehabilitation Costs for Buried Pipe with a Focus on Trenchless Technologies
This technology helps prevent groundwater pollution and makes pipe replacement far more affordable for residents and municipalities. Plus, it also saves many yards, sidewalks and streets from being dug up. Thanks to David Goldman for finding and sharing it with us.
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