Klober Terracotta Flat Tile Vent - KG9856-3 Granulated Brown The membrane should be marked

The membrane should be marked and carefully cut at the bottom and side to accommodate the downpipe

When paired with an adaptor and flexipipe

In addition

they can also be used as a terminal for soil and ventilation pipes as well as mechanical extraction systems when used with an adaptor

this product is one of the go-to's

Klober Terracotta Flat Tile Vent - KG9856-3 Granulated Brown The membrane should be markedThe Flat Tile Vent is perfect for installation onto existing or new roofs, providing remarkable benefits for your roof and home. Firstly, the necessity of tile vents cannot be understated, preventing unwanted condensation and moisture and allowing your roof to breathe. You can also use it for mechanical and soil extraction, which helps ventilate rooms and control water pressure in toilets. The Flat Tile Vent fits perfectly into concrete interlocking