Silicone conical sleeves designed to provide a vacuum-tight connection between filter funnels and suction flasks. This 6-in-1 set includes graduated sizes that can be nested for efficient storage and flexible use. Made from durable, chemical-resistant silicone for reliable performance in filtration applications.
Key Features:
Material: High-quality silicone
Set includes 6 stackable sizes
Vacuum-tight seal between funnel and receiving flask
Flexible, reusable, and easy to clean
Compatible with most standard lab filtration setups
| Variants | Diameter Upside in mm | Diameter downside in mm | Heights in mm |
| #1 | 21 mm | 14 mm | 16 mm |
| #2 | 29 mm | 20 mm | 20 mm |
| #3 | 37 mm | 25 mm | 25 mm |
| #4 | 45 mm | 29 mm | 31 mm |
| #5 | 54 mm | 36 mm | 34 mm |
| #6 | 62 mm | 43 mm | 37 mm |
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