Sludge separator Mash barrel Lid

This is a sludge separator mash barrel lid for a Graf Beverage Barrel. With this lid, a Graf barrel and some waste water pipes you can build a cyclone separator. You can use it for many different applications. I use this with a filter bag to clean my pond.

Purchased parts:
Graf Beverage Barrel (80l):
https://www.dehner.de/produkte/graf-getraenkefass-M200012604/

Graf outlet tap:
https://www.dehner.de/produkte/graf-auslaufhahn-nw-15-mit-ueberwurfmutter-X000207639/

Flexible waste pipe:
https://www.amazon.de/Airfit-Schlauch-Anschluss-51000-SO-flexibel/dp/B01IV04EUM/ref=psdc_80085031_t1_B01B1516VY

waste pipe DN50 (for the lid and sealing on the lid):
https://www.amazon.de/Abwasserrohr-Gummidichtung-Kanalrohrsystem-Best%C3%A4ndigkeit-Installation/dp/B097C46FM9/ref=sr_1_3_sspa?__mk_de_DE=%C3%85M%C3%85%C5%BD%C3%95%C3%91&crid=2KZUCVW30AXOP&keywords=ht+rohr+50&qid=1654761624&sprefix=ht+rohr+50%2Caps%2C111&sr=8-3-spons&psc=1&spLa=ZW5jcnlwdGVkUXVhbGlmaWVyPUEzUlI3S09RS01XU1ZSJmVuY3