ETX

Non-Potable Water Expansion Tanks, Pipe Mount and Free Standing

  • For use in closed loop hydronic heating system piping
  • Controls the thermal expansion of hot water and maintains system pressure
  • Minimizes loss of the air change and ensures long and trouble-free life for the system
  • Models mount to supply piping or are free standing

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