for installation on outside wall.
for installation on tiled roofs with pitch of at least 22˚.
can be installed inside (e.g. an internal ceiling space)
For converting island hoods from air extraction to recirculation mode.
for the DA 290x cooker hood.
For converting ceiling extractors from air extraction to recirculation mode.
for conversion from extraction to ducted recirculation mode
for conversion from extraction to unguided recirculation mode