|Address||PO Box 555, Johnston, IA, 50131, US|
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. Trusted by cities, engineers, and contractors since 1975. Additionally, CONmicSHIELD® liquid additive prevents MIC in concrete sanitary sewers, while Crystal-X® liquid additive provides waterproofing for concrete. Contact us at 800-662-6465, by email at [email protected], or online at www.permaform.net.