Data Center Cleaning Questions, Answered

Often they are not allowed in, and if they are, standard brooms, dusters and mop buckets are the wrong tools near electronics. Our crews use HEPA vacuums and dry or barely damp low-lint methods and work to a written scope.

No. We do not touch, move or switch off any equipment. If your own team wants a maintenance window for other reasons, we can work inside it.

No. Interior cleaning of racks and equipment is excluded. We clean exteriors, doors, tops and the surfaces around them.

Dry first, always. Where the finish and the site allow it, a controlled-moisture pass follows, using a damp low-lint pad rather than a mop and bucket. Nothing is flooded.

They are vacuumed rather than wiped so the perforations stay clear. If the site permits lifting, both faces are cleaned. Nothing that could leave residue is used on them.

Raised floor cleaning is the exposed walking surface of the panels. Subfloor cleaning is the plenum beneath them: slab, pedestals, stringers and the outside of containment, reached by lifting tiles under the facility's rules. The underfloor work needs separate authorization, planning and pricing, which is why it is its own service.

That is set by your facility, not by us. Many sites limit open bays to a handful at a time with barriers around them. The proposal records the limit and the crew works to it.

Usually yes, in sections and within your change windows, provided the site allows tile lifting in a live hall. Some operators prefer plenum work during a maintenance window; we fit either approach.

The crew stops, closes the bay, and reports it to your contact with a photo. We do not continue in that section until you say so.

In phases. One pass after rough-in, one before commissioning runs cooling and power, and a final pass before handover. Cleaning only once at the end means dust has already been drawn into the systems.

No. We complete the agreed scope and record it. Acceptance against any particle target or standard is done by your commissioning agent or owner's representative.

Yes, within the areas the GC releases to us and under the site's safety plan. Cleaned areas are barriered so they are not re-contaminated before handover.

Typically the data hall floors (raised or solid), closed cabinet and PDU exteriors, ledges and door hardware, support rooms and corridors, and, on longer cycles, perforated tiles, the plenum and overhead trays. The exact list is written per facility against its access rules; nothing inside equipment is included.

It depends on traffic, nearby construction, how the cooling moves air and what your standards require. Entry and staging areas usually need attention most often; the plenum least often. We propose a starting cadence per area and adjust it from the visit records.

Yes. Each visit closes with a completed checklist for the areas covered, which you keep for your own audits or client reporting.

Yes. Many plans begin with a single hall or a support corridor and expand once the routine is working.

Yes, as a scoped line inside a maintenance plan or a post-construction phase. Access equipment, barriers and which rows can be worked over are agreed in advance, and the cables themselves are never touched. See overhead cable tray cleaning for the details.

Maintenance cleaning is a recurring routine with a fixed scope per visit. Deep cleaning is a one-off pass over every reachable surface in an area, usually to reset a facility before a plan starts or after something has gone wrong.

Once any hazardous residue has been dealt with by a remediation specialist and your team has signed the space off, yes. We handle the surface cleaning that follows, not the hazardous part.