Water odour trap

Water odor trap TOPWET with an increased drainage capacity. It is designed for roof outlets, terrace outlets and their extensions TOPWET. The water level of 50 mm. The cap cannot be used for DN 150 drains and for redevelopment and extended outlets. The flap is designed for environments with no free air circulation and for places where a possibility of freezing is eliminated.

TWZU 50 mm Drawing documentation

We offer a complete range of products for flat roof drainage systems, TOPSAFE fall protection systems and many other accessories.

Follow us on social networks


Haven´t found, what you were looking for?
You may need:



Technical information

Terms and conditions



Personal data processing

Do you need advice?
Contact us.


Customer service:
+420 777 717 116