Foxx Life Sciences Vactrap™ Tubing Extension, 4 feet (4'), with 0.2um PTFE Inline Vent Filter. 300-0001-FLS: Vactrap™ Tubing Extension, 4 ft., w/ 0.2um PTFE Vent FilterFoxx Life Sciences’ Vactrap is the world’s most advanced vacuum trap system. Ideal for protection of vacuum lines and scientists alike, Vactrap safely contains waste from