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Integral Pre-Heater

(Applicable to both loft and wall unit)

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• Desgined to temper the incoming air during periods of low external temperatures to prevent the air falling below 10ºC. A sensor monitors incoming air temperature and pulses the built-in low energy heater to ensure temperatures are held to pre-set minimums.
• Three independent safety cut-out devices shut down the heater in the event of fan failure.
• The heater facility is controlled independently from the fan by a conveniently positioned/enabl/disable switch.

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