Zehnder ComfoAir Flex 350 VPP10123 The HL-4R is powered by

The HL-4R is powered by a Li-polymer rechargeable battery

Continuous running

rectangular slot diffuser housing is suitable for installation in all types of wall/ceiling including within concrete and comes complete with locking slides and end caps

This type of installation requires a more powerful motor as the extracted air will generally have to travel further than a standard through wall installation

In-line shower kit with timer and white covers

Zehnder ComfoAir Flex 350 VPP10123 The HL-4R is powered byThe Zehnder ComfoAir Flex has been developed as an ideal solution for apartments and small dwellings, where an efficient use of space for living is important. Thanks to its compact design with minimal dimensions of 1068 x 868 x 299 mm (L x W x H), the Zehnder ComfoAir Flex enables space saving installation in suspended ceilings for a harmonious integration into any apartment. The Zehnder ComfoAir Flex delivers an impressive performance with air