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Can Cleaning Products Make Floors More Slippery?
Yes, some cleaning products can make floors more slippery, even when they successfully remove visible dirt. This usually happens because the product leaves a thin film or residue on the surface once it dries, which sits on top of the floor’s texture and reduces the contact between footwear and the floor. A floor can look cleaner and perform worse at the same time, which is exactly why the problem is so easy to miss.
The short why
Slip resistance depends on the physical texture of a floor’s surface, not on how well a product removes grease or grime. A cleaning product can do an excellent job of lifting dirt while still leaving behind something that softens the very grip that dirt removal was supposed to protect. Cleanliness and slip resistance are related, but they are not the same measurement, and treating them as interchangeable is where most facilities teams get caught out.
Which products are most likely to cause this
Certain categories of cleaning product are more prone to leaving a residue than others.
- Polishes and waxes, often used to give floors a shine, are designed to sit on the surface, which is exactly what reduces texture and grip.
- General purpose cleaners formulated with certain surfactants can leave a light film if not rinsed thoroughly, particularly on textured or porous flooring.
- Degreasers used incorrectly, without enough dilution or rinsing, can leave a residual layer rather than fully lifting the contamination they were meant to remove.
None of these products are inherently wrong to use. The issue is whether they’re matched to the floor, used correctly, and checked for their actual effect on grip.
Why this problem tends to go unnoticed
A floor treated with the wrong product often looks better, not worse. Shine and cleanliness are easy to judge by eye, which is exactly why a residue building up from a polish or a poorly rinsed cleaner can go unnoticed for months. The floor passes every visual inspection while its actual slip resistance quietly declines.
Why “slip resistant” labelling is not the full answer
Some cleaning products are marketed as safe for slip resistant floors, and many genuinely are. The label alone does not tell you how that product performs on your specific flooring, under your specific contamination levels. The only way to know for certain is to test the floor’s actual slip resistance using a pendulum test, which measures grip under realistic wet conditions and produces a Pendulum Test Value, or PTV.
Organisations that test their floors before and after a change in cleaning product, rather than relying on packaging claims, typically catch problems early and see incident reductions of 57 percent or more once grip is properly measured and managed, based on data from Slip Safety Services across thousands of sites.
What to do about it
If you suspect a cleaning product might be affecting your floors, test before assuming. Get a pendulum test done on the floor as it currently is, then trial an alternative product on a small section and retest. Compare the two PTV scores directly rather than judging by appearance. If you’re procuring cleaning contracts across multiple sites, ask suppliers for evidence of how their products affect slip resistance specifically, not just how well they clean.
Take the next step
If you want to know whether your current cleaning products are protecting or reducing your floors’ grip, the Slip Risk Scorecard is a quick way to find out where to start. For the full approach to measuring, improving and proving slip resistance across a whole estate, Slipology sets it out in detail.
Related questions
- Does cleaning reduce slip risk?
- Can the wrong cleaning method make floors more slippery?
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- How often should commercial kitchen floors be retested?