DuoLine filter bags have been designed to provide effective filtration for a wide range of applications using a variety of filter media.

They are manufactured using the latest technology to ensure structural integrity and provide greater security during demanding process conditions.

DuoLine PP, PE, NY, NX, TT and UT ranges of filter bags adopt the use of needlefelt type media which provides both surface and depth filtration for maximum dirt capacity.

Product Features

Polypropylene needlefelt media, rated 1 - 200µm

Double integral handles available

Extended life

FDA and EC food contact compliant material

Three bag diameters are available in the DuoLine range, 4¼, 5½ and 7” all fitted as standard with a top ring locator in various materials and styles.

All DuoLine bags are designed to filter from the inside to out leaving the contamination inside the bag for simple disposal. These needlefelt bags can be used for both pre and final filtration duties.

Amazon Filters manufacture a comprehensive range of filter housings for the DuoLine bags. Available in many materials and sizes to suit all flow rates, please consult our sales office for further details of the full range.

Double integral handles available

FDA compliant material (PP and PTFE, PE available on request)

Meets the requirements for food contact as detailed in European Regulation (EC) Number 1935/2004 (PP and PTFE, PE available on request)

DuoLine XP filter bags are designed to give longer service life, therefore reducing operating costs and process downtime.

The XP bags greater depth provides additional void volume resulting in a greater dirt holding capacity. This provides up to 2-5 times longer life over standard needlefelt materials.

Features and Benefits

Micron ratings available from 1 to 200µm for wide ranging filtration needs

Extended life XP version available

PTFE bags are offered with or without PTFE membrane and are ideal for the filtration of corrosive fluids

Optional moulded polypropylene flange with handles for superior sealing and ease of handling

FDA and EC food contact compliant materials available

Wide selection of filter media and support ring materials

Identification supplied with every bag

Silicone free for use in automotive paint applications

Industries and Applications

Pharmaceutical • Bulk transfer, Catalyst removal. Powder trap 
Cosmetics • Creams, Lotions, Gels, Filling head trap filter 
Metal Finishing • Wash solutions, Paints, Resins, Varnishes
Water Treatment • Membrane protection (Reverse osmosis, nano), Resin trap, Potable water 
Automotive • Cooling fluid, Electrophoretic paints, Degreasing systems, Phosphate filter 
Chemical • Bulk transfer lines, Tanker discharge and loading lines
Petrochemical • Amine and Glycol systems, Bulk kerosene processing, Solvent transfer lines