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Wolverine Brand Activated Carbon Manhole Insert


Hydrogen Sulfide (H2S) based sewer odors emanating from wastewater sewer line manhole covers are an extreme nuisance for residential homeowners or users of near-by public facilities or property. The negative publicity and hassle caused by persistent nuisance sewer odor complaints originating from manhole covers cost both time and money for cities or industries that own the odor-producing infrastructure. 

OCP&E, LLC offers this cost-effective sewer odor control solution in the form of The Wolverine Brand Manhole Odor Filter Insert.

This unique product for solving sewer odors emanating from manhole openings has these attributes:

  • Compact
  • Insert manufactured from a durable High Density Polyethylene Copolymer corrosion proof material*
  • Designed to fit the manhole frame rim upon which the manhole cover rests, making it completely hidden.
  • (Exact measurements shall be required from the purchaser)
  • Will not interfere with installation or removal of the manhole cover
  • Easily installed by a single person with no tools required
  • (With the exception of removing the manhole cover)
  • No more waiting for price quotes or complicated purchase orders with multiple pricing as one price applies to all of our odor filter inserts regardless of manhole opening size
  • Requires no routine maintenance other than occasional replacement of the carbon bed media
  • Carbon bed is easily replaced and does not require removal of the insert from the manhole structure
  • Utilizes 20 LBS of Darco H2S Activated Carbon**
    (20 LBS bags of replacement carbon are available)
  • Carries a 1 year Limited warranty***
  • Optional Saturation/Breakthrough Indicators to indicate end of carbon life.

Ordering: Every Wolverine Brand® Manhole Odor Filter Insert is custom made to your exacting dimensions. Because of this, several measurements are required when placing your order. (A Sample of the dimensions that will be needed can be found in the illustration below). Not to worry though. If you don't already know what size manhole opening you have, we can provide you with a convenient measurement form that allows you to record the needed measurements right at the job site. When you are done, simply come back to this page for easy ordering. This ensures that every Wolverine Brand® Manhole Odor Filter Insert is quick and accurate. 

NOTE: OCP&E, LLC is not responsible for improper fit due to inaccurate measurements provided by the customer at time of order. A signed order/measurement form is required for all manhole odor filter insert orders.

*Materials suitable for atmospheres and conditions commonly found in wastewater collection systems that meet ASTM Specification Designation D-1248 Class A, Category 5, Type III. This material boasts superior stress crack resistance combined with high impact strength. Carbon canister is manufactured from PVC and corrosion resistant components. 

**Darco H2S Catalytic Activated Carbon is non-hazardous according to the definition for "health hazard" and "physical hazard" provided in the OSHA Hazard Communication Law (29 CFR Part 1910).

*** 1 year limited warranty excludes carbon bed media