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FWI-206-P – Paper filter cartridge – Emma Gas, Valtek, Zavoli, Milano
FWI-206-2 – Fiber glass filter cartridge (with wire mesh) – Valtek, Zavoli, Emma Gas, Milano
FL 02 – P 1-2 – Filter base FL 02 – 1-2
FWI-202-Z – Paper filter cartridge – Landi
WF-22 – BRC filter insert (volatile phase) – Polyester with reinforcing mesh (FLBRC FG)
FW-106-Z – Paper filter cartridge – F-779-B,C; F-781
FWI-215-P – Paper filter cartridge – Valtek/OMVL-Dream, Stella