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Surface Science

High-Touch Surfaces and Contact Time

Most domestic disinfection fails for one reason: the product is wiped off before it has done anything.

What matters, and why.

What contact time means

Every disinfectant has a period it must remain wet on the surface to work. It is printed on the label and it is routinely ignored.

Clean first

Soil neutralises most disinfectants. A surface has to be clean before it can be disinfected, which is why the two-stage method exists.

Which surfaces matter

Door handles, light switches, taps, remote controls, fridge handles, and the bathroom flush. Those carry the traffic; a coffee table does not.

Restraint

Routine whole-house disinfection is unnecessary for most homes. Thorough cleaning is enough, with targeted disinfection when there is a reason.

If this is something you would rather hand over, our marble and hard surface care is scoped at an inspection and confirmed in writing before any work begins. We will also tell you when a job does not need us.

Questions

Answered plainly.

For most household surfaces, no. Cleaning removes what matters.

It evaporates too quickly to hold a contact time on most surfaces. It is designed for hands.

Products chosen for the surface, applied at the stated dilution, held for the stated time, and named in the record we leave.