Custom AC FCU Plenums Size A (Width): Size B (Height): D Throat Length: E Throat Length: Reducing Width C: Connector C1: Plain End M20 Flange M30 Flange M40 Flange SMF10 SMF20 SMF30 SMF40 Inbrew 10 Inbrew 20 Inbrew 30 Inbrew 40 Quantity: Add Spigot Front Add Spigot Left Add Spigot Right Add to Cart Manufactured from galvanised sheet steel internally lined with 6mm Class O barafoam – Availability: 3-5 Working Days Pre designed plenumsDaikin Samsung