Thanks for your remarks coming from a specialist. There is an air gap to avoid the suction, there is a large-sized vent pipe 1"1/4, that you can easily screw on . The drain flow valve size is of 1"1/4. All the specific connecting pieces are in a box which comes along with the delivery Our System is very functionnal and never fails! www.bacgraisserestaurant.eu

you can go to www.bacgraisserestaurant.eu you will find the prices, with the possibility of delivery everywhere in Europe. Concerning the needs of the restaurant owners, this equipment has been designed : - to be solid and durable, guaranteed for 10 years and labeled LONGTIME® longtimelabel.com/ , the label for products designed to last; - to be easy to use for the restaurateur, as shown in the video; - the BAGT200N grease trap is certified according to the EN1825 - 1 liter per second standard and respects the European legislation concerning grease water discharges in restaurants and agro-industries