Seal for a pipe penetration in a roof underlay

摘要

A roof underlay seal (1) for a leadthrough penetrating a roof structure, includes a tubular collar (2) and a flange portion (3) laterally extending from the collar and surrounding it. The collar (2) is attached to a flange portion (3) via a flexible sleeve (4) extending between the collar (2) and the flange portion (3) for setting the upper end of the collar (2) flexibly at a desired distance from the flange portion (3).

主权项

1. A seal (1) for a roof underlay, said seal (1) comprising:
a collar (2); a flange portion (3) laterally extending from the collar and surrounding said collar; and a flexible sleeve (4) connecting said collar (2) to the flange portion (3), the flexible sleeve (4) extending between the collar (2) and the flange portion (3) for setting an upper end of said collar (2) flexibly at a desired distance from said flange portion (3), wherein, one of the group consisting of i) an underside of the flange and ii) an upper surface of the flange is sealable to the underlay such that with the seal disposed under a penetration flashing (11), the seal is sealingly attached to the roof underlay between the roof underlay and the flashing.