Equipment and Instruments

DURAN® Premium Replacement Liner, PTFE Coated Silicone


Please note: For an official quote with updated pricing and availability in PDF, please add your items and quantities to your quote and submit.


Product CodeDiameter – mmHeight – mmThread – GLOther
29-248-140723.53.1GL 25PTFE COATED SILICONE
29-248-290943.13.1GL 45PTFE COATED SILICONE

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Additional information


GL 25, GL 45


High purity polymer without any colourants
USP Class VI Pharmaceutical grade materials
Fluoropolymer cap offers high temperature resistance
Fluoropolymer cap offers excellent chemical resistance
High tightness due to PTFE-coated silicone cap liner seal
Fully compatible with GL 25 or 45 threads and therefore highly versatile
The matching PFA pouring ring permits drip-free pouring and replacement PTFE faced silicone cap liners (platinum-cured silicone) are available separately

Images provided are for illustration purposes only and actual products might differ slightly. All CC Imelmann product information is obtained directly from our suppliers. We cannot be held responsible for any errors or omissions (E&OE).

If you would like to confirm details on any product, please pop us an email.

“Prices are subject to change” For fixed prices and availability, please submit a “Quote Request”

Lead times:

  • Ex-stock: Goods are available at our warehouse. Subject to prior sale
  • Ex-import: 6 – 8 weeks from date of an official order. For a shorter delivery time, please contact us.
  • Special manufacturing: eg. glassblowing; 6 – 8 weeks
  • Special non-stock: 6 – 8 weeks


*Lead times are given in good faith but availability is always subject to prior sale.

*For our cancellation and returns policy, please refer to our Terms & Conditions.