Structured separating layers – recommended
by leading metal roof manufacturers.

DELTA-TRELA, recommended by leading metal roof manufacturers, is a structured separating layer for metal-covered ventilated and non-ventilated pitched roofs

DELTA-TRELA / DELTA-TRELA PLUS can be used with a wide range of roofing or facing metal materials, including titanium zinc, aluminium, stainless steel, galvanised steel and copper.

	DELTA-TRELA/ DELTA-TRELA PLUS Structured separating layer for ventilated and non-ventilated pitched roofs with metal covering. As DELTA-TRELA PLUS, with integrated self-adhesive edge for fast, windproof laying. more

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

Structured separating layers – recommendedby leading metal roof manufacturers.

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Structured separating layers – recommended
by leading metal roof manufacturers.