1L PETG Square Storage Bottle with Bi-directional Transfer Cap with TPE Tube (60cm 1/8" ID 1/4" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ24mm), Sterile, 1/pk, 10/cs - C51122-AAB060A Round Nest sealing mats can be

Nest sealing mats can be cleaned and reused 100's of times before they need to be replaced

Unsure if these will work with your KingFisher Flex

Nominal pore density  1x10⁵ pores per cm²

Not sure if Nest Scientific Aluminum Sealing Films are right for your needs

This full system includes a PETG media bottle with a 2-port transfer cap pre-attached

1L PETG Square Storage Bottle with Bi-directional Transfer Cap with TPE Tube (60cm 1/8" ID 1/4" OD), Male CPC Connector with Female Sealing Cap, Vent Filter (0.22 μm Φ24mm), Sterile, 1/pk, 10/cs - C51122-AAB060A Round Nest sealing mats can beBottle details: 1000mL USP grade VI virgin, break resistant polyethylene terephthalate, glycol modified (PETG) Use down to 40C Non autoclavable Cap and connector details: Individually wrapped, sterile 1 assembly per bag 10 per case One external transfer tube Male multi purpose connector (MPC) from Colder Products Company (CPC) with female cap Tubing details: Attached, weldable thermoplastic elastomer (TPE) external transfer tube TPE tubing