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Industrial Ventilation Systems for Indiana Manufacturing Facilities

Most ventilation problems we see aren’t equipment failures. They’re spec failures. Someone picked a collector that was too small, or designed for the wrong dust, or installed with ductwork that bled off half the airflow before it ever reached the hood. The equipment runs fine, it just doesn’t solve anything.

We’ve been fixing those problems for Indiana manufacturers since 1955. We’re not a single-line equipment dealer. We represent the manufacturers that actually build what works, and we match the right system to what your facility generates. Dust, fumes, mist, heat we’ve seen it. 

Call 317-910-1497 or request a quote online. Tell us what you’re dealing with, and we’ll tell you what will fix it.

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What Industrial Ventilation Systems Actually Do

Every industrial ventilation system is built on one of two strategies, or both.

Source capture pulls the contaminant right at the point it’s created. Welding gun. Grinding wheel. CNC spindle. You’re grabbing it before it ever reaches the breathing zone. It takes less total airflow than dilution ventilation and it captures more of the hazard. For toxic fumes, fine metal dust, or anything on the NFPA combustible dust list, this is the right approach.

General dilution ventilation moves large volumes of air through the building to manage heat, humidity, and lower-concentration contaminants. HVLS fans, roof exhaust, makeup air, this is your ambient control layer.

Most plants need both. Source capture on the processes generating the hazard, general ventilation to keep the rest of the building livable.

Industrial Ventilation Systems by Application

 

Dust Collection Systems

If your process creates dust like woodworking, metalworking, grinding, powder handling then it needs to be captured before it becomes an air quality problem, a housekeeping problem, or a compliance problem. Cartridge collectors, baghouses, and cyclones all do the job, but sizing matters more than equipment brand. An undersized collector doesn’t just underperform, it recirculates fine particles back into the workspace.

Equipment we supply:

✓AGET Manufacturing: Cyclone collectors, cartridge dust collectors, and mist collectors. Made in the USA since 1935. We’ve been AGET’s Indiana rep since 1955, longer than anyone else in the state.
✓ A.C.T. Dust Collectors: Cartridge, baghouse (TLM and ARB), bin vent, ambient, and specialty collectors. MERV 15 Nano-Elite filtration, 99.9% efficiency on submicron particles. Made in Minnesota and Texas.
✓ Industrial Maid: Ambient air filtration for facilities where source capture isn’t practical. Ceiling-hung units quietly recirculate room air around the clock.
✓ CECO Environmental: Heavy industrial mist collection and fume control for demanding machining and metalworking environments.

Not Sure Which Collector Fits Your Process?

Wrong equipment costs more to fix than to spec correctly the first time. Call us and we’ll size it right before you buy anything.

Contact Us

Fume & Mist Collection Systems

Welding fumes and cutting oil mist behave completely differently from dry dust. Oil mist from a CNC lathe doesn’t just affect air quality, it coats floors, creates slip hazards, and eventually damages the machines it’s supposed to be lubricating. You have to capture it at the source.

Equipment we supply:

  • AGET MISTKOP: Centrifugal mist eliminators purpose-built for CNC machining centers and coolant mist applications.
  • CECO Environmental / Megtec: Large-scale mist and fume collection for high-production metalworking shops.
  • A.C.T. WeldPack: Source-capture welding fume extraction for robotic and manual welding cells. MERV 15 filtration meets OSHA requirements for hexavalent chromium and manganese fume exposure.

General Ventilation & Air Circulation

Heat stress and stagnant air are productivity problems before they’re safety problems. In a large warehouse or manufacturing floor, moving air efficiently without running up the energy bill takes the right equipment, not just a bigger fan.

Equipment we supply:

  • MacroAir HVLS Fans: MacroAir invented high-volume, low-speed fan technology in 1998. Their direct-drive motors carry a 50,000-hour warranty with no gearbox to service and no oil to change. Two moving parts. That’s it. We handle layout calculations and system design for Indiana facilities.
  • Plastec Ventilation — Corrosion-resistant polypropylene fans for chemical processing, electroplating, and laboratory environments where steel equipment corrodes in months.
  • COIMA: Italian-engineered industrial fans and compact collectors for space-constrained applications and lighter-duty manufacturing.

Combustible Dust & Explosion Protection

This is where we stop talking about efficiency and start talking about life safety. If your facility handles wood dust, grain, aluminum powder, or any other combustible particulate, NFPA 652, 654, and 660 apply to you. A dust cloud ignition doesn’t just damage equipment. It levels buildings and kills people.

Equipment we supply:

  • FLAMEX: Spark detection and extinguishing systems.  FLAMEX monitors your ductwork continuously and extinguishes sparks before they reach the collector. Engineered specifically for NFPA compliance.
  • Boss Products: EcoMAXX High Speed Abort Gates & VigiFlap Explosion Isolation Valves. When FLAMEX detects a spark, Boss Products’ EcoMAXX Abort Gates close in under 180 milliseconds — fast enough to stop the flame front before it reaches the collector. The VigiFlap passive isolation valve covers the inlet side with no electrical components, no dust accumulation, and ATEX/NFPA 69 certification. Together they deliver a complete NFPA 652/654 compliance package.

Your Dust Is Specific. Your System Should Be Too. A free site assessment tells you exactly what your facility needs.

Request Free Site Assessment

Industrial Ductwork Systems

A correctly specified collector on a poorly designed duct system doesn’t work. Transport velocity, fitting losses, and branch balancing all determine whether the airflow you paid for actually reaches the hood. Most ductwork problems we see were never designed, they were just improvised.

Equipment we supply:

  • Nordfab Ductwork: Quick-fit clamp ductwork with tool-free installation. The clamp-together design is leak-free by default, not by luck. Used in dust collection and ventilation systems across every industry.
  • K&B Ductwork: Custom-fabricated ductwork for dust collection and industrial ventilation systems, built to fit your facility’s specific layout.

How We Spec Industrial Ventilation Systems

We start every project with the same four questions. They’re not complicated, but a lot of equipment gets sold without anyone asking them.

What are you actually generating?
How much airflow do you actually need?
Is your dust combustible?
What are your space constraints?

We’ve been asking these questions for Indiana manufacturers since 1955. When you call us, you’re talking to someone who grew up in this business. Not a call center. Not a catalog reseller. Someone who can tell you which collector will actually work for your application and why.

Serving Indiana, Northern Kentucky & Southern Michigan

Collectors & Filters serves manufacturing facilities across the region, including:

• Indianapolis metro and central Indiana
• Fort Wayne and northeastern Indiana
• South Bend, Elkhart, and northern Indiana
• Louisville metro and northern Kentucky
• Kalamazoo, Battle Creek, and southern Michigan

And all over Indian, that’s our backyard.  We handle system specification, equipment sourcing, and ongoing support for replacement filters, parts, and troubleshooting. If you’ve inherited a ventilation system from a previous building owner, we’ll evaluate it, tell you honestly whether it’s working, and give you a clear picture of what it would cost to fix it if it isn’t.

Frequently Asked Questions About Industrial Ventilation Systems

An industrial ventilation system controls airborne contaminants in a manufacturing facility, including dust, welding fumes, coolant mist, chemical vapors, and heat. It either captures contaminants at the source before they reach the breathing zone, dilutes them with large volumes of moving air, or both. Most facilities need a combination of source capture and general ventilation to cover all exposure risks.
Source capture pulls the contaminant directly at the point it is generated, like a welding gun or grinding wheel, before it mixes with room air. Dilution ventilation moves large volumes of air through the building to reduce overall concentration levels. Source capture is more efficient and is required for toxic or hazardous materials. Dilution ventilation handles heat, humidity, and lower-concentration contaminants across the full facility.
Visible dust settling on surfaces, workers noticing airborne particulate during operation, filters loading faster than expected, and airflow dropping at the hood are all signs of an undersized system. An undersized collector does not just underperform, it recirculates fine particles back into the workspace. We size systems based on hood face velocity, duct transport velocity, and number of capture points, not rules of thumb.
Wood dust, grain, flour, sugar, coal, aluminum, magnesium, titanium, and many plastics are all combustible at airborne concentrations. If your material has a Kst value above zero it is classified as combustible and your system requires explosion protection under NFPA 652 and 654. If you are unsure whether your dust is on the list, call us and we will tell you before OSHA does.
FLAMEX handles spark detection and extinguishing. Infrared sensors monitor your ductwork continuously and trigger a water suppression spray the moment a spark is detected. Boss Products handles isolation and abort. Their EcoMAXX High Speed Abort Gates close in under 180 milliseconds to stop a flame front from reaching the collector, and the VigiFlap passive isolation valve protects the inlet side with no electrical components required. Together they cover a complete NFPA 652 and 654 compliance package.
In most combustible dust applications, yes. Spark detection extinguishes ignition sources in the duct before they reach the collector. Abort gates provide a secondary barrier that closes if a flame front develops anyway. NFPA 69 requires isolation devices on all suction side ductwork transporting combustible dust. Running only one layer of protection leaves a compliance gap that an OSHA inspector or insurance auditor will find.
HVLS stands for high volume, low speed. A standard industrial fan moves a small column of air at high velocity, creating turbulence without effectively moving air across a large floor area. An HVLS fan uses large blades turning slowly to move massive volumes of air gently across the entire facility floor. MacroAir invented the technology in 1998. A single MacroAir fan can replace dozens of standard fans while using a fraction of the energy.
Sometimes, but usually not well. Dust collection and fume extraction have different airflow requirements, filter media, and capture velocities. Running welding fumes through a collector designed for wood dust will blind the filters and create a fire risk. The right answer depends on your specific processes, volumes, and contaminant types. We assess the full application before recommending a combined or separate system approach.
Filter life depends on dust load, particle size, moisture, and whether pulse-jet cleaning is used. A lightly loaded cartridge filter in a woodworking shop may last two to three years. A heavily loaded filter in a metalworking environment with fine particles may need replacement annually or sooner. Differential pressure across the filter bank is the right indicator, not a fixed schedule. We supply replacement filters for every system we sell and most systems we did not.
Our primary territory is Indiana, Northern Kentucky, and Southern Michigan. We handle system specification, equipment sourcing, site visits, and ongoing support across that region. For replacement filters and parts, we ship nationwide. If you are outside our territory and need equipment from a manufacturer we represent, call us and we will point you in the right direction.

MANUFACTURERS WE WORK WITH