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Trusted since 1969

Ulma Line Drainage


Ulma Line Drainage

ULMA Line Drainage Pre-fabricated  Systems

Manufactured using polymer concrete, ULMA Line Drainage Channels are designed to the highest specifications and tailored to a myriad of scenarios.

  • A full range of lids in stock to suit urban, industrial and residential settings
  • Differing designs and load bearing capacities.
  • Accommodates continuous and cascaded slope formats and all accessories are provided as part of the overall system.


Our sales team has been trained to advise you of any technical detailing required, guaranteeing you the optimum system at the most reasonable price achievable. Contact the team by phone on 05793 53018, on email at

Our main systems are:

1. Multi-V: Optimized V-shaped section with self-cleaning effect, suitable for intermediate loads and road traffic for areas of low and medium hydraulic requirements.

2. System Self: A multipurpose drain, it can be used in residential or heavy industrial settings.

3. System Mini: Suitable for use in areas of limited construction depth, with charges of up to 90m. With a special reinforced lockable grating, it is suitably capable of bearing high axial charges – in areasof heavy traffic, industrial plants, petrol stations etc.

4. System Sport: Drainage channel specifically developed for sports grounds and associated infrastructure, such as shower rooms, indoor and outdoor pools, running tracks etc.

5. System U: Drainage channel with continuous slope or with cascades. Apt for use in pedestrian or parking zones and in urban developments.

6. System U-K: Drainage channel with continuous slope or with cascades. Galvanised steel lining makes the system suitable for use in areas of heavy vehicle traffic. Lining in stainless steel is available by request.

7. System F: Drainage channel with slope in cascades for charges of up to 90m. Special reinforced fixings make the system suitable for areas of heavy traffic – airports, ports, loading areas, petrol stations etc.

Additional ULMA System information PDFs:


We have a range of metal and environmental recycled plastic lids to suit all situations, details of which are available on technical data sheets. For further information or installation instructions, please download the product PDF or Installation Guide.

ClassTest LoadZone of Utilisation
A 1515kNPedestrian and Vehicular
B 125125kNPedestrian, Parking and Vehicular
C 250250kNKerbs and other street confinements
D 400400kNRoad Pavements & Parking Zones
E 600600kNHeavy Vehicular Load – Airports, Ports etc
F 900900kNEspecially Heavy Vehicular Load – Airports, Ports etc

Polypropylene Line DrainageIn addition to our Ulma Line Drainage systems we also offer a lower cost plastic channel drainage system (click here for Polypropylene Line Drainage details).

For more information on this please contact our sales team.

Need assistance?

Consult our engineers, we are always happy to answer any questions. Contact the team by phone on 05793 53018, on email at or fill out the contact form below.

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