Buffer Tank

  • ASME certified pressure vessels
  • Available in two and four-port (primary-secondary) configurations
  • Three sizes: 104 gallons, 210 gallons or 289 gallons

Select options below to identify the UPC, Order Code, and Repair Kit for a specific Buffer Tank

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