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Certified Technologies, Inc
1624 Harmon Place
Suite #209
Minneapolis Mn 55403
Phone: (888) 989-1599
Fax: (612) 38-1443
www.purecyclefilters.com

System 1 Filtration
6080 Leonard Noell Drive
P.O. Box 1097
Tulare Ca 93275
Phone: (559) 687-1955
Fax: (559) 687-1957
www.system1filter.com

Vortex International LLC
1799 County Road 90
Maple Plain, Mn 55359
Phone: (888) 286-7839
Fax: (763) 479-0865
www.vortexfilter.com