Clen Portable Bag
Rolls to the machine, plugs in and collects. No permanent ductwork, so it suits shops where the work moves.
- Media
- Bag
- Install
- Portable on castors
- Suits
- Single machine capture
Indoor Range
Indoor Dust Collectors for Wood Shops
An indoor dust collector filters the air and puts it back into the building, so the heat you have already paid for stays where it is useful. Seven of the nine Coral models are configured for indoor duty, across bag, sleeve and cartridge filtration.
7Indoor models available
3Filtration technologies
1Portable unit in the range
1958Filtration engineering since
Why inside
The collector lives where you work.
Putting the unit inside the production envelope changes what you should demand from it. Filtered air goes back into a space your team is breathing, so filtration grade becomes an air quality decision. The fan sits in the room, so noise is an operator issue. And the dust, the most combustible material in a wood plant, is stored under the same roof as the machines.
In return you keep the heat, the collector stays out of the weather, and filter changes happen in a lit, dry building rather than on a wet pad in January.
The range
Seven indoor collectors.
Ordered from the smallest single machine unit to the largest fixed installation. Airflow and dimensions are available on request.
Icon PRO Sleeve
The economical step up from portable. Straightforward sleeve filtration with simple controls and little to learn.
- Media
- Sleeve
- Install
- Fixed, simple controls
- Suits
- Small to mid size shops
FM READY Sleeve
Modular by design, so capacity is added in sections rather than by replacing the unit. Built to be grown into.
- Media
- Sleeve, modular
- Install
- Fixed, expandable
- Suits
- Millwork & joinery
Airalt M Sleeve
A cylindrical sleeve body takes less plan area than a rectangular cabinet, for installations that have to fit around structure.
- Media
- Sleeve, cylindrical
- Install
- Fixed, compact plan
- Suits
- Mixed dry dust duties
Icon Bag
The most configurable unit in the range. Bag media holds the fine fraction while coarse chip drops straight through.
- Media
- Bag
- Install
- Fixed, configurable
- Suits
- Cabinet & edge banding
Aircompact Cartridge
Vertical cartridge layout with jet cleaning. Large filtration area in a small plan, for where height is the constraint.
- Media
- Cartridge, vertical
- Install
- Fixed, jet pulse cleaning
- Suits
- CNC routing & nesting
Airalt Cartridge
Cylindrical cartridge body with cyclonic pre separation, dropping the coarse fraction before it reaches the pleats.
- Media
- Cartridge, cylindrical
- Install
- Fixed, pre separation
- Suits
- Panel processing
On the floor
Four things that decide if you like it.
Every indoor installation we get called back to has a problem in one of these four areas. None appear on a specification sheet.
Air
Return air and heat
Discharging filtered air back into the shop keeps your heating load where it is. It also means the discharge has to point somewhere sensible, because a return stream aimed across a finishing bench causes more trouble than the dust did.
dB
Noise at the operator
The fan is now in the room. Position, mounting and duct routing all change what the operator hears, and a unit that is acoustically wrong gets switched off, which is the worst outcome available.
Fit
Access and headroom
Bag and sleeve units need clearance above them to lift media out. Cartridge units need clear access on the service face. Plan the service side first, or filter changes become a two person job with a forklift.
Dust
Housekeeping and fire
Collected wood dust indoors is a fuel store. Emptying on schedule, keeping the discharge sealed and not letting fines settle on beams matters more than any feature on the unit.
Be honest about it
When indoor is the wrong answer.
Better said at quotation than after commissioning. Four situations put the unit outside the building.
- The discharge fills faster than anyone empties it. A collection bag needing changing more than once a shift means the waste stream has outgrown indoor collection, and bulk discharge needs space you probably do not have inside.
- Floor space is worth more than the heat. Where every square foot is production, the return air argument loses and moving the collector out beats extending the building.
- The dust load has outgrown the risk you want indoors. Past a certain quantity, most operations prefer the collected dust on the far side of a wall with relief pointed at open ground.
- Extraction crosses the site, not a room. Once a system serves several buildings, one central outdoor collector gives a far simpler duct layout than routing a main through occupied space.
If any of those describe your plant, start with the outdoor dust collector range. If you are not sure which side of the line you are on, a free factory visit settles it at no cost.
Common questions
About indoor dust collectors.
What plant managers ask before an indoor unit goes on a purchase order.
What is an indoor dust collector used for?
It captures sawdust, chip and fine dust from woodworking machines and filters it inside the production building rather than exhausting the air outside. One unit can serve a single machine or a group of machines on a shared main.
Does an indoor dust collector return air to the shop?
Yes, and that is the main reason to site a collector indoors. Heat you have already paid for stays in the plant instead of leaving through the roof. Because that air is being breathed by your team, filtration grade matters more indoors than outdoors.
How much floor space does an indoor dust collector need?
More than the footprint of the machine itself. You need clear access on the service side for filter changes, room to swap collection bags, and headroom above bag and sleeve models. Exact dimensions are available on request.
Can an indoor dust collector be moved later?
The Clen Portable Bag unit is built to be moved and runs without fixed ductwork. Fixed units can be relocated, but the ducting has to be reworked and the system rebalanced, so position the collector around the layout you expect rather than the one you have.
Which indoor dust collector suits a cabinet shop?
Cabinet work is mostly engineered board producing fine dust in batch driven peaks, so the Icon Bag dust collector is the usual recommendation. If a CNC nesting cell dominates, a cartridge unit fits better. The dust collection by woodworking application index maps every trade to a range.
Keep going
Next steps.
Compare the technologies, check the outdoor alternative, or have an engineer size the system on your floor.
Send us your machine list.
Tell us what runs, how often it runs together and how much room you have. We will come back with the indoor models that fit and the ones that do not.