The
TROX HESCO Concrete Residential Ventilation Box (TH-WLB-B) is a compact unit that distributes centrally treated air quietly and according to demand in each apartment. The stable housing, in which either a supply air or an exhaust air unit can be accommodated, offers the option of inserting the apartment ventilation box into the concrete ceiling . However, the compact design also allows space-saving accommodation in suspended ceilings and in a reduit. The apartment ventilation box can be operated via a modern touch display or via an EDIZIOdue button combination.