Replacement standard filter set for the HV-2 solder vapor extraction system Consisting of hepa filter and carbon filter and pre-filter. #Replacement is recommended every 4 - 6 months. https://elecena.pl/product/18601429/hv-2e-cft-standard-filter-kit-for-fume-extractor-hv-2 2021-05-28 https://elecena.pl/product/18601429/hv-2e-cft-standard-filter-kit-for-fume-extractor-hv-2 2024-02-10