Rehab Focus: Manhole/Pipe Coatings

May 2014, Vol. 69 No. 5

Manhole and pipe coatings by Sauereisen, Raven Lining Systems, AP/M Permaform, 3M, SewperCoat Kerneos, Standard Cement Materials, Warren Environmental, Parson Environmental Products, Infrastructure Repair Systems and SpectraShield.


Sauereisen produces sealants, corrosion barriers and substrate repair materials for the protection and restoration of wastewater infrastructure. Our expertise with brick and concrete manholes includes resistance to acidic environments and prevention of water inflow & infiltration. Sauereisen products accommodate both rehab and preventive maintenance. 412.963.033,

Raven Lining Systems
Raven 760 High Performance Polymer Concrete (HPPC) is for use on concrete and masonry structures. Designed as a stand-alone re-surfacing product, the 760 may be used to repair voids, spalls or exposed aggregate up to ¼-inch thick per application. Additionally, self-priming Raven 760 may be used as an underlayment to reduce out-gassing for applications of various topcoats. The 760’s properties allow it to be efficiently sprayed or troweled to rehabilitate substrates providing a suitable surface for the application of a polymer topcoat in a variety of technologies. The product is supplied in a convenient self-contained, pre-measured easy-to-use kit and can be top coated in three hours after application with an extended 14-day recoat window. 800.324.2810,

AP/M Permaform
AP M Permaform_refocus.jpg
AP/M Permaform offers engineered solutions for the repair or replacement of badly deteriorated manholes, pipe and similar underground structures without excavating with our CentriPipe and Permaform systems. Cities, engineers and contractors have trusted our solutions for over 30 years. 800.662.6465,