Accudraft · Prep station
Accudraft Prep Station 4000
Filter kit, alternatives, and current pricing for the Prep Station 4000.
Required filters
Recommended kit for this booth
2 matched filters across 2 slots.
Complete kit total · $76.79
Intake side (clean air going in) (1 slot)
Ceiling intake
Ceiling diffusion polyester · 20x25
In stock · ships in 24hCeiling Diffusion Polyester Panel 20" x 25"
BFP-PCD-20X25· 30–60 day cycle$14.95
Exhaust side (overspray coming out) (1 slot)
Exhaust Wall
Fiberglass exhaust arrestor · 20x20
Special order · 1–2 weeksAFT 15-gram Fiberglass Pad 20x20
BFP-FG-AFT-15G-2020· 14–28 day cycle$61.84
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Accudraft Prep Station 4000 Filter Fitments
The Prep Station 4000 is Accudraft's dedicated prep enclosure, the upstream room where primer, sealer, and sand work happens before the vehicle moves to the main paint booth. Prep stations operate at lower airflow than full paint booths and handle a different particulate mix (sanding dust, primer overspray), which means the consumable filter selection is sized differently and cycles on its own cadence. The verified-fitment record draws from authorized-dealer cross-references with provenance disclosed up front.
Quick answer
The Accudraft Prep Station 4000 is a dedicated prep enclosure, lighter-duty than a full paint booth, used for primer, sealer, and sand work upstream of the paint booth itself. Filter selection is sized to the prep-station airflow rather than full-booth airflow. Source confidence on this fitment is authorized-dealer cross-reference, kit ships with quote-back form to upgrade to field-verified before subscription auto-renews.
How Prep Station 4000 shops choose filters
Intake side. The Prep Station 4000's intake plenum is smaller than a full paint booth, with a reduced panel set and lighter-duty diffusion media, typically polyester at the standard density. The verified-fitment record draws from authorized-dealer cross-references rather than fabricated specs; the nameplate plus a single intake-panel photo confirms the panel set.
Exhaust side. Prep stations typically use an accordion-paper or paper-mesh exhaust media rather than the heavy fiberglass arrestor pad used in full paint booths, the particulate mix is dust-and-primer-heavy rather than topcoat-overspray-heavy. The 25-entry filter media taxonomy on this site distinguishes the 12 exhaust types, fiberglass-arrestor, polyester-arrestor, accordion-paper, paper-mesh, pocketed-paper, cube-overspray-arrestor, tower-exhaust-pocket-bag, plus 5 more, alongside 9 intake types and 4 specialty types. The Prep Station 4000's verified-fitment kit names the specific media-type slug per slot.
Slot expectations are queued for re-mapping. A note on transparency: the booth-model slot expectations row for the Prep Station 4000 in our database is currently flagged in the verification queue as pending re-mapping against the new 25-entry media taxonomy (the platform expanded from 9 to 25 media types on 2026-05-09). The kit you receive is correct, we're updating the metadata record, not the physical fitment.
Cycle math. Prep Station 4000 cycles run faster than full-booth cycles because of dust loading. Intake at 30-45 days, exhaust at 60-80 days for typical volume; sand-heavy operations cycle exhaust as tight as 35-50 days. Subscriptions auto-tune to the work mix you specify at signup, sand-heavy versus primer-heavy versus mixed.
Regulatory landscape
Prep Station 4000 installations are typically not full NESHAP-applicable on their own, most prep enclosures are operated as ancillary to the main paint booth and the compliance burden falls on the paint booth itself. However, OSHA spray-finishing standards (29 CFR 1910.94) still apply to any spray operation in the prep station, including primer and sealer application. Capture-efficiency documentation per the OEM specification ships with each fitment kit; if your AQMD permit lists the prep station as a separate emission source, the OEM documentation supports your compliance record.
Who runs the Prep Station 4000
Two populations dominate the Prep Station 4000 installed base. First, mid-to-larger collision shops with a dedicated prep workflow that pulls primer and sand work out of the main paint booth, freeing the paint booth for topcoat throughput. Second, dealership body shops where the prep station is part of a packaged Accudraft layout specified at the original build.
Prep Station 4000 filter FAQs
Is the Prep Station 4000 a paint booth or a prep room?
It's a prep enclosure, designed for primer, sealer, and sand work, not topcoat. You can spray primer and sealer in it; you should not run topcoat work through a prep station. Topcoat goes in the main paint booth, where the airflow and capture rating are sized for finish quality.
What's the source confidence on this fitment, and what does that mean for me?
**Distributor-cross-ref**, currently. That means the kit dimensions and slot count come from authorized-dealer parts cross-references in our authorized-dealer cross-reference import, high-confidence but not yet field-verified. The first kit shipment includes a measurement quote-back form. When you paste back your verified measurements, the record upgrades to field-verified and your subscription locks in. If your measurements differ from the cross-ref data, we ship a corrected kit at no charge.
Why does the prep station cycle faster than my paint booth?
Sand and primer dust loads differently than topcoat overspray. Sanding produces fine particulate that loads the exhaust media faster; primer overspray adds binder that accelerates loading further. Prep stations typically run a 35-60% faster exhaust cycle than the paired paint booth.
Can I use the same exhaust pad media in the prep station as in my paint booth?
Not recommended. Prep stations are sized for paper-mesh or accordion-paper exhaust media; the heavier fiberglass arrestor pad used in paint booths is overkill for prep work and doesn't match the slot dimensions. Use the verified-fitment kit for the prep station.
Do I need a separate AMU for the Prep Station 4000?
The Prep Station 4000 typically has its own dedicated air-handler, some installations share an AMU with the paint booth, but most are independent. The verified-fitment kit covers only the prep station's filter positions; AMU pre-filter handling depends on your specific configuration.
Is the Prep Station 4000 still in production from Accudraft?
The Prep Station 4000 is part of Accudraft's current prep-room lineup. Older installations remain in service across the dealer-channel installed base; replacement-filter demand is steady on the line. Filter slot dimensions have remained stable across recent generations.
Sources
Primary references cited on this page.
- Accudraft, Paint Booth Manufacturerhttps://www.accudraftpaintbooths.com/
- Authorized-Dealer Parts Cross-Reference (authorized-dealer cross-reference)internal:distributor-cross-ref-2026-04
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