+44 203 286 8189 enquiries@westside-int.com


– a revolution in humidity control



ROSAHL is for dehumidifying commercial and industrial enclosures and is not generally suitable for domestic applications

Where are micro-dehumidifiers used?

ionic membrane dehumidifier

Rosahl micro dehumidifier

Rosahl is a unique electric micro dehumidifier for enclosures from one litre up to 4m³

Find out more..
Membrane micro dehumidifiers protect lasers

Protect electro optics

Rosahl dehumidifiers avert expensive failures of sensitive electronic and electro-optic devices due to humidity and condensation.

Find out more..
Ionic membrane micro dehumidifiers protect valuables

Protect valuables

Micro dehumidifiers protect valuable items and priceless artifacts from damage by moisture and condensation.

Find out more...
Ionic membrane dehumidifiers for hard to access sites

Protect remote equipment

Providing moisture protection for equipment that is difficult to service, micro dehumidifiers operate for years without maintenance.

Find out more...
ionic membranes dehumidify medical equipment

Protect investment

Micro dehumidifiers offer improved reliability of high cost capital equipment operating in hostile conditions.

Find out more...

New Products

New Product 2016

New small dehumidifier

– Enclosures <1 litre

– Same footprint

– Lower price

More information

New Product 2016

Rosahl Power supplies

– Open and enclosed types

– CE, UL, RoHS

– EN55022, EN60950-1

More information

New Model 2015

M-Series membranes

– Wider range

– Simple installation

– Lower prices

More information

New Product 2015

MDL mounting kits

– Pre-drilled stainless steel

– Rubber gaskets

– Improved installation

More information