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ULTRA CLEAN HEPA
AND ULPA FILTERS
High Efficiency
Particulate Air (HEPA) filters removes 99.97 % of particles greater
than 0.3 micron in diameter from air / gas, whereas Ultra Low
Penetration Air (ULPA) filters are rated for 99.997 %
efficiency for particles down to 0.12 micron.
MICRO CLEAN RANGE
OF PRE-FILTERS
These are designed to
remove particles down to 3, 5 and 10 microns in diameter from air /
gas streams with better than 95 % efficiency when tested as per
British Standard 2831 using Test Dust No. 11.
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