Exterior Linear Drainage Systems

Drainage Channel for Exterior Use (Trapezoid Perforated Grate)

TROBA-LINE-TL

Stainless steel drainage channel with trapezoid-shaped perforations. Used externally to prevent water accumulation at thresholds and facilitate area drainage.

view datasheet 7.4

Drainage Channel for Exterior Use (Galvanised Steel Grate)

TROBA-LINE-TLR

Drainage channel with stainless steel trough and galvanised steel grate. Used externally to prevent water accumulation at thresholds and facilitate area drainage. Particularly suitable for high water volumes.

view datasheet 7.4

Drainage Channel for Exterior Use (Polished Stainless Steel Grate)

TROBA-LINE-TLR-E

Drainage channel with stainless steel trough and polished stainless steel grate. Used externally to prevent water accumulation at thresholds and facilitate area drainage. Particularly suitable for high water volumes.

view datasheet 7.4

Gravel Retaining Angle for Exterior Use

TROBA-LINE-TLK-E

Stainless steel gravel-retaining angle for use at the edge of coverings or load distribution layers.

view datasheet 7.4

Height Adjustment Insert for Select Drains

TROBA-LINE-TL/H

Colour-coated aluminium profile with drip edge. Profile is installed over a finished sloped screed and allows for the installation of tiles with an overhang.

view datasheet 7.4

Here to Help

Our Teams

Equipped with expert teams and a plethora of resources, we’re here to make things easier. Read more

Sector Case Studies

Hotel and Leisure Projects

We’re proud to have been specified into a wide range of hotel and leisure projects, often including the conversion or renovation of buildings of historical significance. Read more

Exterior Drainage

Exterior Point Drainage Systems

Explore our range of exterior point drainage systems. Read more

Find your local specification specialist

Our Team