Rubber Filter Aid
The upper side has a tappered collar to accept funnels and crucibles. Molded rubber construction. A fast and easy filter aid which supports and seals a filter crucible or funnel in the neck of a filtering flask. Bottom of the disc is flat, which forms a seal on the rim of the flask.

  • Hole: 0.84 inch (21mm) dia.
  • Collar Top: 1.27 inch (32mm) dia.
  • Disc: 3 inch (75mm) dia.

Rubber Filter Aid

SKU: PY-111-145

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