27 - 32 Stainless Steel Manhole INS With REL


$340.00 each


Manhole Inserts
  • Quantity

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Product Details

  • Reduces inflow
  • Reduces treatment plant costs
  • Extremely durable
  • These manhole inserts are manufactured from 18 gauge, 304 stainless steel
  • Operating, utility and maintenance costs for plant equipment and pumps are minimized, due to reduced flow during heavy rainfall
  • The manhole inserts include 2 valves, one for venting of gas and one for release of water at a rate of not more then 5 gallons per 24 hour period
  • Each insert is equipped with a heavy-duty polypropylene strap for ease of removal and installation
  • Each insert includes a gasket made of closed cell neoprene and is attached with a pressure sensitive adhesive
  • SS Manhole insert 21"-26-3/4"


  • Gauge
  • Material
    [Stainless Steel, Plastic, Rubber]
  • Material Type
    [304 SS, Polypropylene, Neoprene]
  • Type
    Manhole Inserts