Why is it such an issue? In 1999 the WHO (World Health Organisation)…
- Decorative outer cover option
- Class A weather louvre
- Insulated case with glazing bead
- Unique high performance new design of attenuator with attenuation up to 38Dba
- New design insulated and thermally broken control system with low ‘U’ value
- Full electric operation from a key pad anywhere in the room with LED indicators of its operation trickle setting and automatic operation of the boost fan when the unit is fully open. The controller can easily be programmed to shut the unit automatically after a pre-set period.
- Internal smooth finger proof ventilated facia.