F&J SPECIALTY PRODUCTS, INC. offers a wide range of filter holders (sample heads) for many different air sampling applications. This includes detecting hazardous radioactive airborne pollutants in open air atmospheres, or inline sample applications. Filter holders are available in plastic, aluminum and stainless steel materials. Filter holders (sample heads) are also available for industrial hygiene and non-radiological ambient air sampling programs.

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FJ-110MM Open-Face Aluminum Filter Holder


110MM Open-Face Filter Holder, Aluminum, 3/8 " FNPT

January 7, 2017

FJ-130HV Open-Face Aluminum Filter Holder


Filter Holder, Aluminum, Open Face, 130mm, Particulate, with 1.8-12 UN 2A THD

January 8, 2017

FJ-42SS Open-Face Stainless Steel Filter Holder


Stainless Steel, Particulate Open-Face 47mm; 3/8” FNPT

January 9, 2017

FJ-130SS Open-Face Stainless Steel Filter Holder


Filter Holder, SS, Open Face, 130mm Particulate with 1.8 – 12 UN 2A THD

January 10, 2017

LP-947 Lapel Open Face Filter Holder


Lapel, Open-face Filter Holder, 47 mm cassette style. Connector fitting for 3/16" Hose barb.

November 10, 2022

LP948 Lapel In-Line Filter Holder


Lapel In-Line Filter Holder, 47mm particulate, plastic. Connector fitting for 3/16" Port with 1/4" ID tubing.

FJ-832 Lapel Open Face Filter Holder


Lapel Filter Holder-5/16" hose barb, Open Face, screw on cap, for 47mm, particulate use only.

FJ-832A Lapel Open Face Filter Holder


Lapel Filter Holder-3/16" hose barb, Open Face, screw on cap, for 47mm filter paper only.

FJ-832AB Lapel Open Face Filter Holder


Lapel Filter Holder-3/16" hose barb, Open Face, screw on cap, for 47mm filter paper in combination with FJ433 charcoal cartridge.

FJ-832B Lapel Open Face Filter Holder


Lapel Filter Holder-5/16" hose barb, Open Face, screw on cap, for 47mm filter paper in combination with FJ433 charcoal cartridge.

LP947CGX Lapel Open Face Filter Holder


Lapel, Open-face Filter Holder, 47 mm cassette style with cover grid. Connector fitting for 5/16" ID tubing.

LP947CG Lapel Open Face Filter Holder


Lapel, Open-face Filter Holder, 47 mm cassette style with cover grid. Connector fitting for 3/16" ID tubing.

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4. Filter Holders