Aqua System Oil Stopper for APPQO400 (550) APPQO-OS 1 piece

Catalog number: APPQO-OS Features: ●Can be used to replace the stopper for air vacuum cleaners (APPQO400, APPQO550, APPQO600). ●Can be used as an add-on for APPQO550S. ●Automatically stops when the pail is full. Specifications: ●Name: Oil stopper ●Compatible models: APPQO400S, APPQO550S, APPQO600S ●Width (mm): 196 ●Depth (mm): 180 ●Height (mm): 196 ●Type: Compatible with APPQO400/550/600 series Materials/Finish: ●Cast aluminum (float is PVC) Set contents/Accessories: ●Oil stopper Caution: ●To install, push it into the back of the main unit.