Customer Login
Menu

PreVent®
Manhole Event
Prevention System

PreVent® is the only data-driven, actively vented,
holistic solution for protecting the health and safety
of cities’ underground vault infrastructure.

Learn More

PreVent Cover

Learn More

PreVent Ventilator

Learn More

PreVent Edge

Learn More

PreVent Dashboard

Learn More

Want to
learn more?

PreVent Cover PreVent Ventilator PreVent Edge PreVent Dashboard

Find out more today about our products and services

Request Information

PreVent® Manhole Event Prevention System

Helping utilities protect people and property from preventable danger.

PreVent 
Cover

PreVent
Cover

Technology-enabled manhole covers are optimized for wireless data transmission and breathability while keeping damaging water, salt water, and debris out.

PreVent 
Ventilator

PreVent
Ventilator

The PreVent Ventilator removes combustible gases to prevent fires and explosions and keep the overall manhole environment cool, dry, and safe.

PreVent 
Edge

PreVent
Edge

Cloud-based sensors continuously monitor for dangerous gas level concentrations, temperature, and water level inside a vault structure.

PreVent 
Dashboard

PreVent
Dashboard

Real-time data analytics on the secure web dashboard allows utilities to turn data into actionable insights.

Watch King 5 News Alison Morrow interview Plenovo CEO Glen Bertini on the preventable dangers of flying manhole covers

News & Events

Plenovo's revolutionary PreVent technology is making headlines and helping utilities prevent dangerous manhole explosions and fires.

Impacts of Passive Ventilation on Manholes

In a 2016 video, Con Edison distribution manager Adrianne Ortizo explained how the company was implementing a program to replace solid manhole covers with slotted manhole covers: …

Read More >
Follow-Up Questions from “Manhole Explosions” Webinar, Part 1

The below questions and answers were generated as a response to the webinar, “Manhole Explosions Part I: Why They Occur”. Some of  the questions we answered during …

Read More >
DistribuTECH

Join Plenovo at DistribuTECH 2019 on February 5-7, 2019 in New Orleans, LA.

Read More >