Airfit automatic aerator, PP, grey, 50 mm so that it can let

so that it can let in the necessary air

then tighten the hose clamps slightly

7-day calendar with selection of individual days

is the solution

A PVC branch saddle is ideal for creating a connection to an existing sewer pipe

Airfit automatic aerator, PP, grey, 50 mm so that it can letSuitable for drain pipes. For sufficient ventilation, eliminating the need for multiple ventilation caps on the roof. Under normal conditions, the membrane seals the pipe. Effect on: Air pressure: in this case the air pressure on the membrane is low, so no contaminated air can escape. Vacuum: the vacuum created in the pipe pushes the membrane upwards, so that it can let in the necessary air. Install vertically.