• Self-acting HIU for Indirect space cooling only. Rating to be confirmed by discussion, using either standard or bespoke solutions. Used mostly for developments with multiple dwellings. 
• Includes flushing bypass, pressure-compensated thermostatic control, motorised isolator, circulation pump, wiring box, expansion vessel, strainer, spacer piece for energy meter, fully insulated galvanised steel cover. 

For more information visit our HIU download area or contact one of our colleagues for project-specific guidance.