Read below for more information about individual series.

FC - Single Bag Filter Housing

The FC Series Single Bag Filter Housing provides effective, economical filtration of liquids such as paints, inks, coolants, water, solvents, glues, recycled oils and beverages. Disposable filter bags are available in a wide range of materials and micron ratings to remove particulate matter down to 1 micron.

Features & Benefits At A Glance

• designed to ASME Section VIII Div. 1
• single, duplex or multiplex arrangement
• 150 psig standard design pressure; custom design pressures up to 3000 psig
• -20°F/+150°F (-29°C/+66°C) standard design temperature
• 3000lb couplings or 150lb ANSI RF flanged inlet/outlet nozzles (additional nozzles available as needed); 3000lb NPT couplings for vent, drain and pressure gauge connections; custom flange ratings available
• stainless steel or carbon steel housings; custom housing materials available
• perforated stainless steel (SS304 or SS316) bag support construction
• hinged lid; quick bag replacement access
• standard swing bolt closure; optional thru-bolt closure available; O-ring closure seal available in Buna, Viton®, Teflon®, Silicone or EPDM
• external primer finish and internal epoxy coating for carbon steel housings; electropolishing and/or passivation of stainless steel housings available; paint or coating to customer specifications available
• available options include valves, safety relief valves, pressure gauges and working platform

BF - Multi Bag Filter Housing

The BF Series Multi Bag Filter Housing provides economical bulk filtration for liquids such as paints, inks, coolants, water, solvents, glues, recycled oils and beverages. The BF is sized from 3 to 24 bags and accommodates replaceable filter bags to remove particulates down to 1 micron.

Features & Benefits At A Glance

• designed to ASME Section VIII Div. 1
• single, duplex or multiplex arrangement
• 150 psig standard design pressure; custom design pressures up to 3000 psig
• -20°F/+150°F (-29°C/+66°C) standard design temperature
• 150lb ANSI RF flanged inlet/outlet nozzles (additional nozzles available as needed); 3000lb NPT couplings for vent, drain and pressure gauge connections; custom flange ratings available
• carbon steel standard housing; custom housing materials available
• perforated stainless steel (SS304 or SS316) bag support construction
• 3L Pogo (spring-assisted) headlift on housing diameters 12" to 24" (305mm to 610mm); hydraulic jackheadlift on housing diameters over 24" (610mm); housing dimensions under 12" (305mm) utilize handles, not headlifts; optional handwheel or 3L Cantilever headlifts available
• quick access bag replacement
• standard swing bolt closure; optional thru-bolt closure or patented Easy Access Closure available; O-ring closure seal available in Buna, Viton®, Teflon®, Silicone or EPDM
• external primer finish and internal epoxy coating for carbon steel housings; electropolishing and/or passivation of stainless steel housings available; paint or coating to customer specifications available
• available options include valves, safety relief valves, pressure gauges, sampling probes and working platform

VF - Aviation and Petroleum Cartridge Filter Housing

The VF Series Cartridge Filter Housing for aviation and petroleum applications uses specific pleated or depth media cartridges to remove particles as small as 0.5 micron from hydrocarbon liquids such as jet fuels, diesel, gasoline, solvents, coolants, lubricating oils, hydraulic oils and processing fluids.

Features & Benefits At A Glance

• designed to ASME Section VIII Div. 1
• single, duplex or multiplex arrangement
• 150 psig standard design pressure; custom design pressures up to 3000 psig
• -20°F/+150°F (-29°C/+66°C) standard design temperature; higher design temperatures available
• 150lb ANSI RF flanged inlet/outlet nozzles (additional nozzles available as needed); 3000lb NPT couplings for vent, drain and pressure gauge connections; custom flange ratings available
• carbon steel standard housings; custom housing materials available
• aluminum cartridge hardware; standard cartridge lengths of 14" (356mm), 29" (737mm), 44" (1118mm) and 56" (1422mm); quick access cartridge replacement; custom cartridge configurations, sizes and filter media available
• 3L Pogo (spring-assisted) headlift on housing diameters 12" to 24" (305mm to 610mm); hydraulic jack headlift on housing diameters over 24" (610mm); housing dimensions under 12" (305mm) utilize handles, not headlifts; optional handwheel or 3L Cantilever headlifts available
• standard swing bolt closure; optional thru-bolt closure or patented Easy Access Closure available; O-ring closure seal available in Buna, Viton® or Teflon®
• external primer finish and epoxy coated interior for carbon steel housings
• available options include valves, safety relief valves, pressure gauges and working platform

FW - General Industrial Cartridge Filter Housing

The FW Series Cartridge Filter Housing for general industrial applications removes particulates from liquid streams, often as a pre-filter ahead of finer particle separation equipment. The standard design is based upon the single or double open-ended cartridge, but can be adapted to many filter cartridge designs, configurations and sizes. The FW is ideal in applications across a wide range of processing industries, including food and beverage, pharmaceutical, semi-conductor, chemical plants, water treatment and remediation.

Features & Benefits At A Glance

• designed to ASME Section VIII Div. 1
• single, duplex or multiplex arrangement
• 150 psig standard design pressure; custom design pressures up to 3000 psig
• -20°F/+150°F (-29°C/+66°C) standard design temperature; higher design temperatures available
• 150lb ANSI RF flanged inlet/outlet nozzles (additional nozzles available as needed); 3000lb NPT couplings for vent, drain and pressure gauge connections; custom flange ratings available
• stainless steel standard housings; custom housing materials available
• stainless steel cartridge hardware; standard cartridge lengths of 10" (254mm), 20" (508mm), 30" (762mm) and 40" (1016mm) at 10 microns nominal; designed to fit single or double open-ended cartridges; quick access cartridge replacement; custom cartridge configurations, sizes and filter media available
• 3L Pogo (spring-assisted) headlift on housing diameters 12" to 24" (305mm to 610mm); hydraulic jack headlift on housing diameters over 24" (610mm); housing dimensions under 12" (305mm) utilize handles, not headlifts; optional handwheel or 3L Cantilever headlifts available
• standard swing bolt closure; optional thru-bolt closure or patented Easy Access Closure available; O-ring closure seal available in Buna, Viton®, Teflon®, Silicone or EPDM
• external primer finish and internal epoxy coating for carbon steel housings; electropolishing and/or passivation of stainless steel housings available; rubber, PVC, PVDF and other internal linings available; paint or coating to customer specifications available
• available options include valves, safety relief valves, pressure gauges, steam jackets and working platform

F & FD - Lube Oil, Seal Oil & Control Oil Cartridge Filter Housing

The F & FD Series Cartridge Filter Housings provide continuous particulate filtration for both critical and non-critical lube, seal and control oil applications. Many standard F & FD systems conform to API 614 requirements for system components, including the filters and transfer valves, as well as the required controls and instrumentation. F & FD Series Housings are ideal across a wide range of applications, including: turbine, machine tool and lube oil console manufacturing; mining gear lube oil, transformer oil and heat transfer oil filtration; oil recycling; hydraulic systems and other rotating equipment such as compressors and motors.

Features & Benefits At A Glance

• designed to ASME Section VIII Div. 1
• 150 psig @ 150°F (66°C) standard design pressure; custom design pressures up to 3000 psig
• -20°F/+200°F (-29°C/+93°C) standard design temperature; higher design temperatures available
• 150lb ANSI RF50 flanged inlet/outlet nozzles (additional nozzles available as needed); 3000lb NPT couplings for vent, drain and pressure gauge connections; custom flange ratings available
• standard carbon steel vertical housing; custom housing materials available
• aluminum cartridge hardware; standard cartridge lengths of 18" (457mm) and 36" (914mm); quick access cartridge replacement; custom cartridge configurations, sizes and filter media available
• 3L Pogo (spring-assisted) headlift on housing diameters 12" to 24" (305mm to 610mm); hydraulic jack headlift on housing diameters over 24" (610mm); housing dimensions under 12" (305mm) utilize handles, not headlifts; optional handwheel or 3L Cantilever headlifts available
• standard swing bolt closure; optional thru-bolt closure or patented Easy Access Closure available; O-ring closure seal available in Buna, Viton®, Teflon® or EPDM
• external primer finish for carbon steel housings; paint or coating to customer specifications available
• available options include three way valves, safety relief valves, pressure gauges, steam jackets and working platform

EAC - Easy Access Closure

The EAC Easy Access Closure is a patented closure design that enables any single operator or technician to open a depressurized filtration vessel without the assistance of tools and perform cartridge or bag replacement, all in less than one minute. The EAC is typically used with the vertical lift Cantilever head positioner, but can be engineered to suit many applications. It is ideal in situations where vertical bag or cartridge filters are processing a wide array of liquids, and frequent change outs are expected.

Features & Benefits At A Glance

• significant reduction of downtime for cartridge or bag change out
• opened and closed in under one minute; safe, fool-proof operation; system pre-set at our facility
• normally provided with a cantilever headlift requiring minimal force to lift lid after opening
• designed to ASME Section VIII Div. 1
• design pressure up to 150 psig; maximum temperature 200°F (93°C)
• suitable for housing diameters 18" (457mm), 22" (559mm), 24" (610mm), 30" (762mm) or 36" (914mm)
• optional anti-tamper safety lock available
• choice of carbon steel or stainless steel components

BSF - Fabricated Basket Strainer

The BSF Series Fabricated Basket Strainer removes gross particles from a liquid stream. Often used as a pre-filter placed before finishing filtration equipment, the BSF is ideal for removing large amounts of solid matter from liquids such as water, coolants, resins, adhesives, solvents, paints and inks. A removable stainless steel basket allows easy cleaning and quick change out when heavy particle loading is present.

Features & Benefits At A Glance

• designed to ASME Section VIII Div. 1
• single, duplex or multiplex arrangement
• 150 psig standard design pressure; custom design pressures up to 3000 psig
• -20°F/+200°F (-29°C/+93°C) standard design temperature
• 150lb ANSI RF flanged inlet/outlet, offset or inline configuration (additional nozzles available as needed); 3000lb NPT couplings for vent, drain and pressure gauge connections; custom flange ratings available
• carbon steel standard housings; custom housing materials available
• perforated stainless steel (SS304 or SS316) basket construction; strainer baskets available in a range of materials and mesh sizes
• 3L Pogo (spring-assisted) headlift on housing diameters over 12" (305mm); housing dimensions under 12" (305mm) utilize handles, not headlifts; optional handwheel or 3L Cantilever headlifts available
• quick basket replacement access
• standard swing bolt or thru-bolt closures; optional patented Easy Access Closure available; O-ring closure seal available in Buna, Viton®, Teflon®, Silicone or EPDM
• external primer finish and internal epoxy coating for carbon steel housings; electropolishing and/or passivation of stainless steel housings available; paint or coating to customer specifications available
• available options include valves, safety relief valves, pressure gauges and working platform

FLODRI - Flo-Dri Compressed Gas Scrubbing System

The Flo-Dri Compressed Gas Scrubbing System is designed for gas conditioning of fuel gas from natural gas wells at the point of use to remove aerosols, contaminants, H2S, moisture, oil and solids. This process eliminates the costly down time associated with instrument and catalytic heater failure caused by the presence of these substances. The system is engineered for long life, featuring easy cartridge change out, low pressure drop, low maintenance and low cost operation.

Features & Benefits At A Glance

• various sizes available for flow rates from 1 to 150 SCFM
• working pressures up to 250 psig
• variable flow rates with low pressure drop
• removes contaminant particles down to 0.5 micron in size, providing ultra clean gas for critical applications, thereby increasing performance and assuring longer equipment life
• 1/4" (6.35mm) or 3/4" (19.05mm) NPT inlet/outlet ports
• drain cock included
• patented "Quick Change" filters provide the easiest cartridge replacement in the industry
• a variety of cartridge media available, including Activated Carbon, Activated Aluminum, and Molecular Sieve
• designed and built in accordance with ASME standards; Canadian Registration Number (CRN) for types G-10 and G-25

NGS1000 Natural Gas Scrubbing System

The NGS1000 Natural Gas Scrubbing System is engineered specifically for industrial applications with gas supply lines to equipment such as gas catalytic heaters and other gas-fueled appliances. It is designed to remove contaminants found in fuel gas from natural gas wells, thereby reducing or eliminating instrument and heater failure caused by the presence of such contaminants. The NGS1000 is available in two sizes and also features a desiccant-based scrubber cartridge designed for easier installation and maintenance.

Features & Benefits At A Glance

• flow rates to 10 SCFM or 25 SCFM
• 250 psig standard design pressure
• particulate removal down to 0.5 micron in size
• maximum operating temperature of 93°C (200°F); minimum operating temperature of -40°C (-40°F)
• housing and cover materials are constructed from extruded, heat treated, machined and anodized 6000 Series aluminum; standard stainless steel Universal Mounting Kit
• standard 1/4" or 3/4" NPT inlet/outlet ports
• drain cock included
• a variety of filtration media available, including Activated Carbon, Activated Aluminum and Molecular Sieve; filter media change-out indicator plugs available
• interchangeable with existing applications
• designed to ASME Section VIII Div. 1; Canadian Registration Number# OH6573.213 is standard for all units

Pressure Vessels

3L Filters™ has over 40 years of experience in the design and fabrication of tanks and pressure vessels. Our engineering group can perform complete stress and seismic analysis and design registration. 3L Filters™ has registered Quality Assurance Programs for nuclear and non-nuclear applications. In addition to tanks and pressure vessels, other applications include boiler shells and filter housings for most uses. 3L Filters™ has special expertise for nuclear, oil and gas, pertrochemical, water treatment and environmental applications.

Capabilities

• fabrication in carbon steel, stainless steel, aluminum or other specialty materials
• experienced, qualified welders
• GMAW, SMAW, SAW and GTAW welding methods
• large library of approved welding procedures
• 25 ton lift capacity
• in-house machining, blasting and painting
• in-house and third-party NDE testing
• in-house pressure and performance testing
• maximum diameter is 14 ft. (back door is 15 ft.)

Headlifts

All 3L Filters™ products are designed for ease of maintenance and quick access to replace bags, cartridges, canisters and filter packs. 3L Filters™ has a variety of standard and optional headlifts for specific vessel designs. Let us help you select the optimal headlift to suit your operational requirements.

Available Headlifts

• 3L Pogo - for vertical housings up to 24" (610mm) OD; spring-assisted pop-up allows lid to swing sideways for access
• Jack - for vertical housings 28" (711mm) OD and over; lever actuated lift
• Hinge - for horizontal housings of any diameter; space saving
• Davit (Handwheel) - for horizontal or vertical housings of any diameter; handle or handwheel designs available
• Cantilever - for vertical housings from 18" (457mm) to 36" (914mm) OD; hinged lid for all vertical positions, 0 to 90 degrees; Class 1 lever; complements the Easy Access Closure; less area required for maintenance

Closures

3L Filters™ offers three closure options to suit a broad range of industries and process conditions. 3L Filters™ closures are designed to save time when opening and closing.

Available Closures

• Thru-Bolt - for vertical and horizontal housings; suitable for any temperature or pressure; o-ring, flat gasket and spiral wound seals available
• Swing Bolt - for vertical or horizontal housings; suitable up to 200°F (93°C); uses elastometer o-ring seal; bolting stays attached when released; quicker change out than thru-bolt closure
• Easy Access Closure