- When installed, manhole structure can still easily be accessed
- Proven installation process leaves manhole accessible, and lasts for years. They won't budge!
- Versatle: Can be installed prior to paving, or as an afterthought adjustment
- Installs on site in less than 15 minutes per unit by a team of as few as 2 workers
- Mechanically fastened to existing structure to guarantee durability
- Every unit comes with a 5 year guarantee
- Can be used in one location as a long term solution, or in multiple locations as short term solutions
- Protects manhole structure from abuse from traffic, water, weather – anything you can throw at it!
- When installed correctly, can withstand years of abuse from traffic, snow plows and more – Top Hats tend to outlast the pavement surrounding them!