 
  
VARIABLE CAPACITY TANK: A variable capacity tank is a open container from above where the protection of content is made by a floating lid.
      * The floating lid is suitable fo all the containers which inner diameter 
      is between 49 and 52 cm.(max).
      IMPORTANT NOTICE: control with accuracy the inner diameter 
      of your container/tank.
      
      - Provided with air valve, inner tube (inflatable gasket), air pump with 
      manometer + tube for the connection of the air pump to the inner tube;
      - dimensions:
      - diameter: 47,5 cm;
      - weight : lid + accessorios: 2,550 kg