Definition

A container system, which replaces traditional gravel and perforated pipe drain fields in newer septic systems, used to remove contaminants and impurities from wastewater coming from the septic tank and discharge effluent into the soil.

Things you need to know

Plastic is the best material since it will not deteriorate or corrode.

Also known as

Effluent Filter cartridge Vault, Filter Outlet Vault, Infiltrator Chamber System, Leaching Chamber

Cost Considerations

Vault systems are more expensive than traditional drain rock. Plastic vaults cost approximately $85 per four foot section (installed).

Costs vary greatly by region (and even by zip code). To get free estimates from local contractors, please indicate yours.

Mentioned in

Repair Drywall Cost
Septic Tank System Cost