Ventilation heat recovery unit contributes to domestic hot water

Ciat Ozonair’s Ecociat ventilation heat-recovery unit can reduce the cost of domestic hot water in offices, healthcare establishments and retirement homes by up to 70%, with a payback of less than two years. These heat-pump units use extract air at around 22°C to raise the temperature of cold water to about 50°C and are designed for use with conventional boilers and other systems using fossil fuel. It is simple to install, without changes to existing circuits. It offers a year-round COP of over 3.5

An Ecociat unit can be installed on the roof or in a plant room. They can be adapted simply and quickly to existing buildings or integrated into buildings under construction.

There are three units with airflows of 2500, 3500 and 5000 m3/h. Heating capacities are, respectively, 10.3, 18.0 and 31.6 kW. They use R410A.

For more information on this story, click here: Sept 2010, 178
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