Predl Hybrid PVC Manhole

PVC pipe meets lined precast concrete:
The corrosion-resistant manhole system 2.0

For the past 30 years, Predl Systems delivered dependable corrosion-resistant thermoplastic manhole lining solutions with 100-year design life for the wastewater industry, using its signature fibreglass reinforced manhole inserts.

From 2003, Predl Systems installed several hybrid PVC manhole systems, combining PVC pipe risers with lined precast concrete. The new hybrid PVC manhole system is the culmination of years of development into a simple, cost effective, modular design, meeting all structural and corrosion resistance requirements for use in municipal sewer systems throughout North America.

Predl Systems is proud to offer an industry-leading 50-years of warranty on hybrid PVC manhole systems for increased ROI and ultimate peace of mind.



Doc NameSummaryPdfDocDwg
PVC Wet Well (48in)
Tee-Base PVC
PVC MH insert (rehabilitation)
PVC Wet Well #1 (60in)
PVC Wet Well #2 (60in)

Installation Guides

Doc NameSummaryPdfDocDwg
Hybrid PVC Maintenance Hole - Installation
PVC MH - Installation and Testing Field Report - (Bowman Consulting)
PVC MH - Installation & Information


Doc NameSummaryPdfDocDwg
Flexible Rehabilitation Liner System for Concrete Manholes and Wet
PVC MH – Predl Bell & Vertex Compression
PVC Wet Well System (Dec 2018) - Fiberglass Reinforced Plastic (FRP) Wet Well
General Submittal - Hybrid PVC Manhole (2021)
PVC Manhole System - Specifications (Aug 2020)
PVC MH - Tee-Base Specifications (June 2018)