Rigid Flat Ducting - 220mm x 90mm

A full range of 220mm x 90mm rigid rectangular plastic ducting components for optimum use in space restricted residential ventilation applications

Ideal for the ducting of Purge Ventilation fans and very high powered cooker hoods, especially those with 150mm exhaust spigots

Provides the equivalent surface area of 150mm round ducting, best for hoods up to 500m3 / hr and above