Oak Hills Carton Co. - Cincinnati, OH
Manufacturer, Custom Manufacturer, Service Company
Custom manufacturer of paperboard air filter frames made from 0.24 in. beverage board. Specifications of air filter frames include nominal size ranging between 10 in. x 20 in. x 1 in. & 28 in. x 30 in. x 4 in. & actual size ranging between 9.500 in. x 19.500 in. x 0.75 in. & 27.375 in. x 29.375 in. x 3.625 in.
www.oakhillscarton.com

GTR Manufacturing Corp. - Brockton, MA
Custom Manufacturer
ISO 9001:2000 certified custom manufacturer of precision sheet metal fabrications from prototype through production of custom enclosures, chassis, frames, box builds, control panels, brackets, weldments, panels, card cages. UL approved.
gtrmfg.com/

Millennium-Filters LLC - Novi, MI
Distributor, Manufacturer, Custom Manufacturer
Supplier of regular and wet strength grades of NSF approved ahlstrom filter paper. Products include lint-free and FDA grades of filter paper, non-wovens and standard grades for beverage, cooking oil, industrial oil, pharmaceuticals and winery applications, custom die-cuts, high wet-strength non-woven material for coolant filtration, and a complete range of densities in cotton, rayon and synthetic fibers. Other products include industrial sir and liquid filters, filter elements, cartridges, bag filters, filter paper and fabrics and dust collector bags and cartridges.
Brand Names: Ahlstrom, Color Guard, Deltech, Domnick Hunter, Finite, Powerfilm, Sandvik, Sentinel, Sharp,...

Grainger Industrial Supply - Locations
Distributor
Distributor of a wide variety of air filter frames. Services include 24-hour emergency order response services, inventory management services, safety services, repair and replacement programs, hazardous recycling services and storage/material handling equipment services. 1 year warranty.

Airex corporation - Hudson, NH
Distributor, Manufacturer, Custom Manufacturer, Service Company
Custom manufacturer of pad holding frames for use with air filters. Frames are available in 1/2 in., 1 in. & 2 in. thickness. Metal filters are also available.