Innovation 600

High efficiency, gas-fired, fire tube water heater, tankless design with compact footprint, 625 MBH

  • High efficiency, gas-fired, fire tube water heater
  • Tankless design with compact footprint
  • 625 MBH

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