Home / Ducting / Attenuators & Ancillaries / In-Line Condensation Drain In-Line Condensation Drain £54.60 DUCTMASTER PVC in-line condensation drain, 22mm duct size. In-Line Condensation Drain quantity Add to basket SKU: MVHR-DRAIN Categories: Attenuators & Ancillaries, Ducting Tag: MVHR-DRAIN Product ID: 10487