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Composite Manholes & Inserts
- Made out of Sewer Shield® epoxy resins throughout
- Designed and tested for H20 loading per ASTM D3753-99
- Will withstand from 1% to 98% sulfuric
- Bell and spigot for easy installation
- Rectangular and other shapes available upon request
- 25 year warranty against defects in materials and workmanship
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Composite Manholes
- Never needs to be rehabbed
- Zero maintenance
- Acid resistance from 1% to 98%
- Zero cracking
- Zero water infiltration
- Weight 600 lbs per 5' section
- Can be installed by backhoe
- Saves contractor time
- Contractor can install
- Developer pays all costs
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New Concrete Manholes
- Needs rehab every 7 years
- Continuing maintenance
- No acid resistance
- Subject to cracking
- Subject to water infiltration
- 3,250 lbs per 3' section
- Needs a crain
- Time consuming
- Pre cast contractor only
- Developers pay all costs
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Products
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