Zehnder ComfoTube Flat 51 Manifold, CK300 Rigid Twin Duct to 4 x Zehnder ComfoTube Flat 51 Ports 990 328 100 The unit has an easy

The unit has an easy to maintain plastic counterflow heat exchanger which prevents the airstreams from mixing and easy to clean air filters that provide you with a clean

Zehnder ComfoAir 155CM-GB (also know as Greenwood Vireo HR155CM) is the latest Heat Recovery Unit suitable for apartments and small houses - for inline/ceiling mounting unit with capacity for properties up to 125m2 it can easily be installed in a kitchen cupboard

which ultimately

So if you have a S90B then this fan is its direct replacement and it will fit in the same space as your existing product and ducting

adjustable run-on timer

Zehnder ComfoTube Flat 51 Manifold, CK300 Rigid Twin Duct to 4 x Zehnder ComfoTube Flat 51 Ports 990 328 100 The unit has an easyThis manifold has a very low profile and compact design. It is suitable for use with the Zehnder ComfoTube Flat 51 semi rigid ductwork and comes complete with 4 x locking slides. It can be combined with the 6 port manifold to create an 8 port unit. For cleaning purposes, the manifold plate can be removed for easy access. Mounting on the wall, floor or ceiling is done using the pre moulded fixing holes. It measures 70mm high x 448mm wide x 299mm deep.