High Efficiency Particulate Air filter is designed to remove 99.97% of all airborne pollutants 0.3 microns or larger from the air that passes through the filter. Flanders is one of the oldest companies in the filter industry specializing in high efficiency air filters for ventilation systems in critical industrial and scientific applications. We stand above other filter manufacturers by having the capability and capacity to produce our own Dimple Pleat® and Pureform media. Factory testing equipment, metal capabilities and a factory Cleanroom makes Flanders unique in the filtration industry.
95% DOP and HEPA/ULPA Filters
Alpha Cell
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Alpha Cell - Standard Capacity HEPA Filter
  • Standard and high capacity HEPA filter
  • Filter efficient from 99.97% @ .3 micron to 99.9995% @ .12 microns
  • Gel seal or gasket seal available
  • Standard and custom sizes available
  • High temperature available
  • Available with aluminum separators or with separatorless media
  • UL 586 available
Alpha 95
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Alpha 95 - 95% DOP HEPA Filter
  • Manufactured in a variety of wood and metal frame types
  • Media pack with either aluminum separators or with a separatorless pack
  • Available in a variety of sizes with either a gasket or gel seal
  • Excellent choice when cleaner is desired but HEPA filtration is not required
Alpha 2000
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Alpha 2000 - High Capacity HEPA Filter
  • Efficiencies are 99.97% and 99.99% on 0.3 and micron and 99.9995% on 0.12 micrometer particles
  • Operates at 500 fpm (2000 cfm for a 24” x 24” size) at 1.35 inch w.g. clean pressure drop versus conventional Alpha Cell filters that operate at 250 fpm and 80 inch w.g. clean pressure drop
  • Corrugated aluminum separators stabilize the moisture-resistant media pack (separator style)
  • Available in a variety of frame materials in gasket or fluid seal design.
Radial flow
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Radial flow – 100% Separatorless HEPA Filter
  • HEPA filter
  • Filter efficient from 99.97% @ .3 micron
  • 100% separatorless media
  • Standard and odd sizes available
  • UL Class 1 and UL 586 available
Nipple Connected
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Nipple Connected – Nipple Connected Nuclear Grade HEPA Filter
  • HEPA filter
  • Filter efficiencies from 99.97% @ .3 micron to 99.9995% @ .12 microns
  • Available with aluminum separators or with separatorless media
  • Available with stainless steel or wood frame
  • Standard and odd sizes available
  • UL Class 1 and UL 586 available
Super-Flow® 24
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Super-Flow® 24 - High Velocity HEPA Filter
  • High velocity, low airflow resistant HEPA filter
  • Wet-laid microfine fiberglass media
  • Lower operating cost with pressure drop of 1.00" w.g. at the rated flow
  • 2400 CFM @ 1.00” w.g. on full size
  • Available in aluminum, galvaneal or stainless steel frames and with gasket seal or gel seal design
  • Filters are rated 99.99% efficient on 0.3 micron particles
Alpha-HT
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Alpha-HT - High Temperature HEPA Filter
  • Flanders manufacturers metal-frame separator-style HEPA filters for applications with high-temperature requirements up to 1,000 F (540 C) for exhaust air only and 500 F (260 C) or supply air
  • Available with either a gasket or fluid seal
  • Each filter has a minimum efficiency of 99.97% on 0.3-micrometer size particles
HEPA Housings and Holding Frames
B-1 Frame
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B-1 Frame - Holding Frame for Gasketed HEPA Filters
  • Frames are all-welded 14-gauge galvaneal steel construction for corrosion resistance and rigidity
  • Stainless steel locking arm and screw assemblies secure and seal the HEPA filter
A-4 Frame
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A-4 Frame - Holding Frame for Gel Seal HEPA Filters
  • Frames are all-welded 14-gauge galvanized construction for corrosion resistance and rigidity
  • Gel seal for the best protection against bypass leakage
  • Stainless steel locking arm and screw assemblies secure and seal the HEPA filter
Alpha Frame
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Alpha Frame - Holding Frame for HEPA Filters and Prefilter Holding Assembly
  • Permanent holding frames for HEPA filters
  • Constructed of all-welded 14-gauge galvaneal steel
  • Stainless steel locking arm and screw assemblies secure and seal the HEPA filter
  • Factory-drilled alignment holes facilitate field assembly of built-up filter banks
  • Aluminum and stainless steel options available
  • Available in gasket and gel seal
  • B1- gasket seal
  • A4 - gel seal
Perma Frame
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Perma Frame - Hard Ceiling Adapter Frames for Terminal Modules
  • Flanders Perma Frame is used to mount ducted or fan-powered terminal modules in a hard ceiling application such as sheet rock or plasterboard
  • Manufactured of 18-gauge steel, all exposed corners are welded to guarantee a smooth cleanable surface
Surelock B
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Surelock B - Bolt Lock HEPA Filter Housing
  • Designed to accept all gasket-seal HEPA filters
  • Constructed of durable 14-gauge galvanized steel
  • All metal-to-metal joints are welded for leak-tightness at + 8” w.g. internal pressure
  • Prefilter tracks and doors are fully gasketed to prevent air-bypass
C3 (Gasket Seal) and C4 (Fluid Seal) Side Access Housing
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C3 (Gasket Seal) and C4 (Fluid Seal) Side Access Housing - Crank Lock HEPA Filter Housing
  • Crank Lock HEPA Filter Housing designed for use with nominal 12” deep HEPA/ULPA filters
  • Stainless steel filter locking mechanism for strength, durability and long-term integrity
  • Access for up to four filters and prefilters wide per door for quick filter change out
  • Various options are available
Copyright © Flanders Filters 2007
Flanders Filters, Inc.
531 Flanders Filters Road Phone: 252.946.8081
Washington, NC 27889 Fax: 252.946.3425