Zoeller Pump’s Turbine STEP (Septic Tank Effluent Pump) Vaults provide an economical way of adding a filtered pump chamber to an existing single compartment tank, eliminating the need to install an additional pump tank. Each turbine STEP vault is designed for use in simplex or duplex high head pumping applications. With vault heights ranging from 51” to 120”, the turbine STEP vault can be customized for almost any project. Each turbine STEP vault includes a filter pack with a handle and a pump chamber. The filter pack utilizes the deep pleated filter design of Zoeller’s WW1 effluent filter, providing 928 linear feet of filtration area and a flow rate of 7,000 GPD. The filters screen solids to 1/16”. The vault’s inlet can be factory cut or field cut by the contractor.

• Vault heights from 51” to 120”
• All vaults fit in an 18” septic tank opening
• Preassembled simplex or duplex packages with controls are available
• Accommodates ½ HP through 3 HP, 11 through 85 GPM turbine pumps

Notes

All Zoeller Pump products must be installed and maintained in accordance with all applicable codes.

Blank tanks are also available for field installed inlet hole.