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For felt roofs, minimum roof pitch 1:5 (11.5 degrees); also suitable for slate roofs. Should be installed between two felt layers. The seal on the bottom of the pass-through guarantees a fully waterproof end result, and is attached to the bottom of the flange. Installing the VILPE Felt Pass-Through is simple and easy: the kit includes all installation materials and clear instructions. The pass-through enables the installation of VILPE roof fans, exhaust pipes, ventilation pipes and antenna pass-throughs onto the roof. Designed for Ø 75, 110, 125 or 160 mm pipes.
Contents: Pass-through, underlay ring, screws, installation instructions.
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