VEVOR Commercial Grease Interceptor Grease Trap 4 GPM 8 LB Steel Interceptor

  
The interior space is divided into three different filter areas. The lid can be tightly fixed with a screw. The cushion layer is equipped for increasing friction and enhancing airtightness. Just link the grease inlet pipe to the higher inlet hole and the water outlet pipe to the lower outlet hole, then it will work properly.