We can cross most Pall-FSI discontinued filters

Midwest Filter was the original distributor since 1972 for Filter Specialists, Inc. (FSI) liquid filter bags and cartridges. Today we remain the number one source for replacements for many of the discontinued Pall-FSI products, with the shortest lead times.  We even offer the hard-to-find filter replacements for Pall FSI SBF and FMC vessels. Our experts can help you find replacements that meet the needs of your specific application.

Product Family Midwest Filter Replacement Pall FSI Product
Felt Filter Bags Standard felt filter bags
POG & PES
PONG PENG
Extended Life Filter Bags POEX extended life felt filter bags
PES double layer felt bags
POEX
PEEX
High Temperature Filter Bags Standard felt liquid bags
NOMEX (aramid)
BHT
Mesh Filter Bags Standard mesh filter bags
NMO

Standard mesh filter bags
PEMU

Standard mesh filter bags
POMO
NMO


PEM


PMO
Microfiber Filter Bags High efficiency microfiber filter bags
POMF & PEMF
POMF
PEMF
Seamless bags BOSA
SBF
FMC
BOS
SBF
FMC
Cartridges Melt-blown coreless
MB
VOREX (CMMF)