OI-ST

Oil Interceptor with Integral Storage Tank

  • Separates petroleum products from wastewater run-off
  • Gravity draw-off removes oil to storage tank
  • Acid resistant epoxy coated inside and out
  • Ships with flow control device
  • Standard no hub pipe connections

Select options below to identify the UPC, Order Code, and Repair Kit for a specific OI-ST

Approval/Certification Information

For product-specific approval information, please refer to the product’s specification sheet (see literature section above) or ask a Watts representative. For general information regarding any approval certification partners identified in the specification sheet, please visit our certification partners’ websites:


ASSE CSA FM Approvals NSF
UL ULC USC WQA