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CoolStream R rooftop unit with cooling, heating, ventilation and heat reclaim

CoolStream R provides a complete air conditioning solution over the entire year using evaporative (adiabatic) cooling technology. Cooling, heating, heat reclaim, air filtration and ventilation are all combined within one unit. Incorporates two low-energy EC fans.

The CoolStream R unit is particularly suitable for the air conditioning of larger industrial, semi-industrial and commercial spaces. It is a "plug and play unit" supplied ready for connection to services. There are various filter classes and types of heaters (hot water, gas or electric) with different capacities to choose from.


Double-walled casing, panel galvanised steel with 200 μm plastic coating on both sides; inside completely smooth, cold-bridge free insulation using fire-resistant 44 mm mineral wool. U-value of the casing 0.7 W/m²K.


The unit has a nominal airflow of 5.0 m³/s (18000 m³/h) without filters. The airflow is determined by the filter class and the external pressure drop.

Control options

Colt Cortiva controller via browser or app.

Filter options

Z-line filter class G4, M5 or F7

VDI certification (optional)

Internal lighting / light switch, sight glass, pressure display, VDI 6022 certificate

Other options/ accessories

Room temperature and room humidity sensors

Outdoor air temperature and humidity sensor

Ducting adapters to Coltair system

Please contact us for more information relating to the application, specification, installation and servicing of this product.

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