Manhole Inserts

Durable Stainless Steel Manhole Cover Inserts

Guarding Against Rising Treatment Costs
Now you can stop the unwanted inflow of rainwater through manhole covers with a strong, durable Stainless Steel Manhole Insert.

Leaking manhole covers are a major contributor to rainfall induced inflow. Sewer evaluation studies indicate that a typical manhole casting will allow an inflow rate from .20 to over 5 gallons per minute during rainfall occurrences. While the manhole cover is one of the leading contributors to collections system I & I; ironically, it is the easiest and most cost-effective problem to remedy.

You can stop this unwanted inflow of rainwater through the manhole cover with an insert. Manufactured from 16 gauge 304 stainless steel, the manhole cover inserts are custom sized to provide an enhanced fit and seal. The inserts can be inexpensively installed utilizing your "in-house" collection system maintenance personnel.

HDPE Manhole Insert
Leaking manhole covers are a major contributor to rainfall induced inflow. Sewer evaluation studies indicate that a typical manhole casting will allow an inflow rate from .20 to over 5 gallons per minute during rainfall occurrences. While the manhole cover is one of the leading contributors to collections system I&I; ironically, it is the easiest and most cost-effective problem to remedy.

You can stop this unwanted inflow of rainwater through the manhole cover with the strong, durable SSI manhole insert. SSI manhole cover inserts are custom sized to provide an enhanced fit and seal, and are manufactured from ultra high density polyethylene copolymer material known as Marlex HXM 50100. SSI inserts can be inexpensively installed utilizing your "in-house" collection system maintenance personnel.