ACO DoorWay Drain provides simple, unobtrusive threshold drainage compliant with Part M and Section 4 Building Regulations. It is designed for use with doorway systems up to 1000mm wide, however multiple drainage runs can be achieved by simply clipping units together. Dimensions Length: 1012mm Width: 125mm Depth: 80mm Invert: 75mm Weight : 4kgs Description Manufactured from recycled polypropylene, the 1m channel unit is combined with two Heelguard, friction-fit stainless steel gratings. In addition to the channel unit, all accessories such as end caps and outlet connectors are provided within the pack to achieve a simple, professional installation.image ACO DoorWay Drain requires no cutting of the door frame and simply slots in front of the building entrance. Complex plumbing is eliminated as the system can drain to a simple soakaway via the end caps provided. If a plumbed in option is required, the 110mm vertical outlet connector allows the unit to link directly to underground drainage pipework. The pack has been designed to contain everything needed to install a level threshold drainage system across building entrances.