Mold remediation equipment is the set of IICRC S520 compliant gear used to contain, remove, and verify mold growth on professional jobs. A complete remediation kit includes a commercial dehumidifier (sized 100–300 pints/day to the loss class), a sealed HEPA vacuum rated 99.97% at 0.3 microns, a negative air machine with HEPA-filtered exhaust for containment, and air movers to dry porous materials below 16% moisture content. Consumer-grade equivalents fail post-clearance verification — they have unsealed housings that allow spore bypass, and pint capacities too low for Category 3 water losses with secondary mold growth.
This hub indexes the four equipment categories specified by IICRC-certified mold remediation contractors. Each category links to the production lineup we stock and to a model-by-model buyer's guide written for restoration owners and field techs.
Commercial Dehumidifiers for Mold Remediation
Dehumidifiers drop relative humidity below 50% to halt active mold growth and dry the moisture source that triggered the colonization. The IICRC standard for active remediation is 100–125 pints/day per 1,000 sq ft of affected area for residential losses; commercial losses with embedded moisture in concrete or masonry need desiccant units rated 200–300+ pints/day. Refrigerant units (Ebac CS90H, Abatement AQUATRAP) work above 50°F; desiccant units (Bry-Air MP-2700, Ebac BD150) work down to 33°F and pull moisture in low-temp environments where refrigerant condensers ice over.
Browse Dehumidifiers for Mold Remediation → · Read the Buyer's Guide
HEPA Vacuums for Mold Removal
HEPA vacuums capture settled mold spores from porous and non-porous surfaces during the pre-cleanup, post-demolition, and post-encapsulation passes specified in IICRC S520. The non-negotiable spec is sealed-housing certification — a HEPA filter inside an unsealed canister leaks bypass air and re-aerosolizes the spores it captured. Novatek pneumatic series (110–170 CFM) and Abatement Technologies V-series (74–150 CFM) are DOP-tested for zero bypass and pass third-party post-clearance inspection.
Browse HEPA Vacuums → · Read the Buyer's Guide
Air Scrubbers and Negative Air Machines
Air scrubbers run inside the containment zone to filter airborne spores; negative air machines vent HEPA-filtered exhaust outside containment to maintain the negative pressure differential that prevents cross-contamination into adjacent rooms. The same physical unit serves both roles depending on ducting. IICRC S520 requires a minimum 4 air changes per hour (ACH) inside containment; calculate CFM as room volume × 4 ÷ 60. Abatement Technologies HEPA-AIRE and XPOWER X-3400A models cover 500–2,000 CFM, sized to single-room residential through full-floor commercial losses.
Browse Air Scrubbers for Mold → · Browse Negative Air Machines → · Read the Buyer's Guide
Air Movers for Drying Mold-Contaminated Structures
After source removal and antimicrobial treatment, air movers force evaporation in porous building materials (drywall, framing, subfloor) to drop moisture content below the 16% threshold where mold cannot resume growth. Use centrifugal air movers for direct drying on flat surfaces and axial fans for whole-room air mixing. A typical 1,000 sq ft Class 3 residential loss needs 6–10 air movers running 48–72 hours alongside the dehumidifier and air scrubber.
Browse Air Movers → · Read the Buyer's Guide
How the Equipment Works Together on a Job
The IICRC S520 sequence on a residential mold job is: (1) build containment with poly sheeting and zipper doors, (2) install the negative air machine with exhaust ducted outside the containment, (3) HEPA vacuum surfaces before any disturbance, (4) physical remediation — wire brush, sand, or remove contaminated materials, (5) HEPA vacuum again, (6) apply antimicrobial, (7) run air movers + dehumidifier together until structural moisture is below 16% and humidity is below 50%, (8) final HEPA vacuum, (9) clearance test by an independent IEP. Skipping any step or under-sizing the equipment is the single most common reason for clearance failure and remediation rework.
Standards, Sizing, and Compliance
The governing standard is the IICRC S520 Standard for Professional Mold Remediation, with EPA mold cleanup guidelines providing the regulatory baseline. Equipment sizing is determined by the loss class (1–4), affected square footage, and the porosity of the contaminated materials. Under-sized equipment is the leading cause of post-clearance failure on contractor-delivered remediations, costing $1,500–$3,000 per redo plus reputation damage. The four guides linked above walk through the sizing math model-by-model.
Need a Quote on a Full Remediation Kit?
For contractors building out a complete mold remediation kit — dehumidifier, HEPA vacuum, negative air machine, and air movers — call our equipment team at +1 978-295-7538 or email info@uscleaningtools.com. We respond same business day with model recommendations sized to your typical job class, freight quotes, and lead times. Most units ship within 1 week; Bry-Air desiccant builds run 5 weeks.