Filter Disc, bi-plane, 20 mm, Por. 3 Thickness 2.5 mm ± 0.2 mm

VitraPOR® glass filter disc, Borosilicate 3.3. Ø 20 mm, porosity 3, thickness 2.5 mm (+/- 0.2 mm tolerance). The filter disc faces are precisely ground to tight tolerances and flat surfaces, suitable for specific installation requirements.