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The venting stop is mounted on top of the downspout cover
The instructions for use are recommendations based on tests we have carried out and on our experience
Contains: 85% ethanol-based
rust-protective and lubricating
Faldstammeudluftning Ø50 10-45 grader fast smig Zink fast flash sort Dobbeltrør taginddækning The venting stop is mountedFall trunk ventilation double pipe zinc with black fixed flash Material: Zinc no. 14 Cover: Black fixed flash Diameter: 50 mm Roof slope: 10 45 degrees Used for covering fallen trunks. The model has a double pipe and is used when the downspout breaks through the roof surface. The movable double pipe is pushed down into the drop stem, where it closes tightly with a rubber ring. The drop stem covering ensures a watertight covering in the roof surface
