Open Expansion Tanks

Feed & Expansion Tanks For Air-Conditioning Circuits

Masterflow have off-the-shelf Open Expansion Tanks for use in open type air-conditioning circuits. Available in 3 sizes - 50 litre, 100 litre and 300 litre.

Made from 304 grade stainless steel these quality products come complete with safety tray and lid. The tray has a 25mm female threaded connection and the lid is fitted with a ā€˜Dā€™ Handle for easy removal and inspection. Female threaded connections for overflow, drain, inlet and feed/return are all included. Approved float valve for mains supply into the tank means the Expansion Tank is delivered ready for connection to the system.

Non metallic supports for positioning between the tank and the tray (as detailed in AS 3500) can be supplied if required.
(minimum 12mm thick). Wall brackets can be supplied as an optional extra.

Open Expansion Tanks

Want to find out more?
Download documents below

Tank Stands

  • Heavy duty frames made from galvanised steel for durability.
  • Treated timber decking gives optimum tank support.
  • Legs can be bolted down.
  • Wall bracket can be bolted straight to an existing wall, provided that wall strength allows.
  • Custom made stands also available on request.
  • Standard size is 1000mmL x 450mmW x 530mmH.