Inserts, PTFE,pk 6 Back Catalog number: M-TSTIN Manufacturer: MARKES INTERNATIONAL LIMITED Availability: In the manufacturer's stock Price on request - + Recommended SERZ-1076 Spare filter assembly, ACTI-VOC Price on request TDL71_10L Tedlar PVF Gas Sampling Bag with PP valve, 10L, 3/16'' OD (4.76mm) Price on request H4-AXABC HiSorb probe, DVB/CWR/PDMS, inert, short version, pk 6 Price on request