trench drains

Professional Surface Drainage Solutions Since 1984

Commercial Trench Drains > ULMA S


Category: Commercial Trench Drains
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ULMA S Commercial Trench DrainsThe ULMA S Channel drains is a low height heavy duty drain. Channels for heavy loads, designed for heavy traffic areas. They have a galvanized edge on the sides. Gratings are locked by 4 bolts. Up to load class F900 (according to the model).

Channels for heavy loads with attachment with 4 screws per grating, designed for heavy traffic areas. They are channels with galvanized steel profiles at the sides. The maximum load class will be F-900 (depending on model).

ULMA Linear Drainage Channel type SM250F: External width 262mm; Internal width 200mm and overall height of 125mm to collect rainwater in 1 metre long units. Safe locking system consists of eight bolts per LM; Integrated galvanized steel* edges for lateral protection.


The ULMA Architectural Solutions drainage system has been designed and tested under the strictest premises of EN1433 STANDARD, following the construction details set out in these installation instructions.

The design of the deck adjoining the concrete block/channel unit (concrete, asphalt or paving stone) must be endowed with the expansion and retraction joints required to prevent any tangential or perpendicular strain on the concrete block and channel unit. In line with the construction details of the deck, the sizing of said joints will be decided by the Project Management or designer.

Typical applications

  • Airports
  • Warehouses
  • Car parks for heavy vehicles
  • Service stations
  • Port loading and unloading
  • Industrial areas
  • Public roadways

ULMA S Specs


  1. Low Height Heavy Duty Channel Drain
  2. Up to F900
  3. Galvanized steel profiles

Call 800-277-5015 to place your order for S!