The NEW stage 3, fine filtration set comes with fine glass microfiber filters ONLY. 7×7.25 inch papers fit exclusively in Summit PIGs.

500 Units < 0.5 micron

Rejection of all compounds @ < 0.9 micron

*The old stage 3 came with a backing. If you need that it is the same micron as stage 1 or if finer is needed, stage 2. Combine for stronger paper.

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Also available: