Building Thresholds

STYLISH RANGE OF ACO THRESHOLD SOLUTIONS

To protect door thresholds while keeping a flush finish, use ACO Threshold Drain with the correct sill interface.

Its low profile supports level access designs and neat detailing along façades.

Many of our products are also compliant with Part M of the Building Regulations for England and Wales and Section 4 of the Scottish Building Standards. Denoted on each product page where applicable.

Take a look at our visualisation tool, to see what the options could look like outside your door.

Useful Links

• Threshold Drain, StepDrain (slimline threshold), DrainMat (entrance mat with drainage), HexDrain Brickslot (adjacent paving)

FAQs

• Is it suitable for bifold doors? Yes, ensure the sill interface and height are per ACO guidance.
• What about wheelchair access? The low‑profile design supports level access detailing.
• How is debris managed? Use end caps/outlets and schedule regular cleaning.

Use our free visualiser tool

• Click here on desktop to visualise your building threshold

ACO offers a wide range of drainage and surface water management solutions for domestic thresholds. Here are some of our key options. Please get in touch if you need anymore help making a selection of which product is right for your project. 

• Contact us

Threshold drainage channels

Threshold Drain drainage channel

The stylish, modern and slim Threshold Drain channels can now be used around patios with a range of accessories available. We also offer a range of grates from Black or Silver aluminium to CorTen steel.

StepDrain drainage channel

ACO StepDrain comes complete with a corrosion resistant 304 stainless steel HeelGuard grating suitable for pedestrian traffic. The system is available in two sizes (940mm and 1088mm) making it ideal for almost any door size.

Threshold drainage mats

DrainMat drainage matwell and mat

ACO DrainMat is a high quality matwell assembly, by being integrated into the floor level it won't move around, or create a step like a traditional door mat. While still removing water from the threshold.

Indoor matwell system

ACO InDoor is a high quality matwell assembly, for interior use. The level installation reduces risk of trips and the mat won't slip or move.

Thresholds

Thresholds

Threshold drainage

ACO StepDrain

Load Class N/A

ACO Threshold Drain

Load Class A 15

ACO Threshold Drain

Load Class A 15

Indoor mats

Indoor mats

Indoor mats

ACO InDoor DrainMat

Load Class N/A