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Roof Underlayment with structured separating layer – recommended by leading metal roof manufacturers.

DELTA®-TRELA, recommended by leading metal roof manufacturers, is a vapor permeable underlayment with a structured separating layer for metal-covered ventilated and non-ventilated pitched roofs. It is ideal for use with any sort of metal roof cladding, including titanium zinc, aluminum, stainless steel, galvanised steel and copper. It can also be used in facade applications.

Vapor permeable underlayment combined with structured separation and drainage layer for ventilated and non-ventilated pitched roofs or facades with metal cladding.

DELTA® is a registered trademark of Ewald Dörken AG, Herdecke, Germany.

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Overview Adhesives


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