Reprint from Municipal Sewer and Water- December 2007

One Tough Coat - Polyurethane protective lining system from Sprayroq Inc. helps utilities quickly protect manholes against structural failure and corrosion

Faced with deterioration of manholes and other underground infrastructure, utilities are looking for lower-cost and less intrusive alternatives to tearing up streets and disrupting neighborhoods. One option is to apply a fast-curing protective coating to existing surfaces, renewing structural integrity while sealing out hydrogen sulfide and other corrosive agents. One such offering is the Spray Wall quick-setting  read more...