OF817-12H

OneFlow Anti-Scale System for Hot Water up to 12 gpm (45.6 lpm)

  • Chemical-free, salt-free scale prevention and protection system designed specifically to work with hot water applications
  • Environmentally-friendly technology requires no electricity and generates no wastewater
  • Very little maintenance required – long-life media needs to be replaced only once every three years
  • Maximum flow rate: 12 gpm

Approval/Certification Information

For product-specific approval information, please refer to the product’s specification sheet 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