RIDGID WD1450 Owner's Manual page 15

SP6542 14 Gallon
MAXIMIZE VACUUM PERFORMANCE WITH A NEW FILTER
Typical Replacement Frequency is 2 Times Per Year
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NEW
FILTER
9/7/04 1:31 PM Page 15
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USED
FILTER
(after 8 hours
of average use)
DIRT
POLLENS
SAWDUST
15
DRYWALL
DUST
PET
DANDER
WATER/
LIQUIDS