Use

• Building (2) 

  Automobile (4) Boiling (3) Industry (6)

Length

• (no filter) 

  80 mm (1) 100 mm (1)

Useful length

• 30 mm (2) 

  15 mm (6) 120 mm (1) 130 mm (2) 180 mm (1) 205 mm (1) 250 mm (1) 300 mm (6)

Material

•  Beton (2)
•  Brick (2)
•  Plum (2)