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Specialist flooring · Anti-slip

Anti-slip epoxy floors and coatings

We recommend an R rating to suit your premises. Slip resistance is determined by the ramp test (DIN 51130 / DIN EN 16165).

Price on request

An anti-slip floor has a roughened surface, usually with a quartz sand broadcast. It reduces the risk of slipping wherever there is water, grease, oil or dust on the floor.

Slip resistance is rated from R9 to R13: R9 is the lowest, R13 the highest. The German rule ASR A1.5 assigns these ratings to specific types of premises, for example indoor entrances R9, changing rooms and washrooms R10, car workshops R11, restaurant and large catering kitchens R12, abattoirs and fish processing R13.

How the R rating is tested and how to choose one

The R rating comes from the ramp test to DIN 51130 (now DIN EN 16165, Annex B). A test person in standardised footwear walks on a flooring sample coated with engine oil while the incline is gradually increased, until they can no longer walk safely. The rating is determined by the mean angle from several measurements. The rating applies to the build-up and surface tested, so for a particular floor it is evidenced by the manufacturer’s test report for that same build-up.

Test ramp angles for slip-resistance ratings R9 to R136°10°19°27°35°R9R10R11R12R13level floor
The ramp angle at which the person in the test loses their footing
  • R9
    6° – 10°Matt topcoat or light texturing

    Indoor entrances, toilets, dining rooms and shops, hospital patient rooms and corridors.

  • R10
    10° – 19°Light texturing or a fine broadcast

    Changing rooms and washrooms, kitchenettes, stores for packaged food, garages not exposed to the weather.

  • R11
    19° – 27°Medium broadcast

    Car workshops and metalworking shops, kitchens in schools and residential homes, cheese production, cold stores for packaged goods, car wash bays (V4).

  • R12
    27° – 35°Coarser broadcast

    Restaurant, hotel, hospital and large catering kitchens, fresh milk processing, cold stores for unpackaged goods, service pits (V4), poultry processing (V6).

  • R13
    above 35°Coarse broadcast, often with a V rating

    Abattoirs (V10), meat cutting (V8), fish processing (V10), delicatessen production (V6).

The supplementary V rating (V4, V6, V8, V10) gives the minimum volume of the space below the walking plane in cm³/dm², in other words how much water, grease or waste the surface can take up. It is measured to DIN 51130. Examples from ASR A1.5: car wash bay R11 V4, poultry processing R12 V6, meat cutting R13 V8, abattoir R13 V10. The surface descriptions in the table are indicative: the rating depends on the specific build-up and is evidenced by the manufacturer’s test.

The ratings given for different types of premises

We design the floor build-up around the loads and the requirements of your site.

Hospitals and clinics

Patient rooms, corridors and operating theatres R9; sanitary rooms and operating-theatre scrub rooms R10; wet disinfection rooms and hydrotherapy R11; hospital kitchens R12. Showers where people walk barefoot are rated in groups A, B and C.

Kitchens and dishwashing areas

Restaurant, hotel and large catering kitchens R12; their dishwashing areas R12 V4. Kitchens in schools and residential homes R11; kitchenettes R10.

Ramps, stairs and outdoor areas

Outdoor entrances, outdoor stairs and covered loading ramps R11 or R10 V4; uncovered loading ramps and outdoor inclined ramps R12 or R11 V4. Only a system the manufacturer specifies for exterior use belongs outdoors.

Pools, showers and spas

Pool surrounds and showers fall into group B; steps and ladders leading into the water into group C; changing rooms, predominantly dry sauna areas and relaxation zones into group A. They are assessed by the barefoot test; where people also regularly walk there in footwear, an R rating applies as well.

Abattoirs, meat and fish processing

Abattoirs R13 V10, meat cutting R13 V8, fish processing R13 V10, poultry processing R12 V6. Here anti-slip is combined with a seamless hygienic floor.

Car workshops and garages

Repair areas R11, service pits R12 V4, car wash bays R11 V4. Garages not exposed to the weather R10; those exposed to the weather R11 or R10 V4.

Standards and regulations

The regulations, standards and technical rules the floor is designed and tested to. The properties of the materials used are documented by the manufacturer in the technical data sheet and the declaration of performance.

DIN 51130 / DIN EN 16165, Annex B
The ramp test in footwear, using engine oil; the result is a rating from R9 to R13. At the end of 2021 the test from DIN 51130 was taken over by DIN EN 16165 (Annex B); the R ratings are in its German national annex, and the results of earlier tests are regarded as equivalent. DIN 51130 now covers only the measurement of the displacement volume V.
DIN 51097 / DIN EN 16165, Annex A
The barefoot test on a wet inclined ramp. The German DGUV Information 207-006 sorts the result into groups A (above 12°), B (above 18°) and C (above 24°) and assigns them to areas such as swimming pools, showers and changing rooms.
ASR A1.5, Annex 2
A German technical rule for workplaces that assigns R and V ratings to specific types of premises. The table is based on DGUV Regel 108-003 (formerly BGR 181). It is not binding in Slovakia, but it can serve as a reference when choosing a rating.
DGUV Information 208-041
German guidance on assessing the slipperiness of a floor in use. It warns that unsuitable cleaning and care products can reduce slip resistance, and recommends checking it regularly, after a change of use and after a change in cleaning.
Slovak Government Regulation No. 391/2006 Coll.
Minimum safety and health requirements for the workplace. Annex 1, point 9.1: workplace floors must have no dangerous bumps, holes or slopes and must be fixed, stable and not slippery. It does not set a specific R rating.
Slovak Ministry of Health Decree No. 259/2008 Coll.
Requirements for the indoor environment of buildings and for accommodation facilities. Under Section 13(2), floors in accommodation facilities (hotels, halls of residence, social care homes) must be easy to clean, smooth, free of joints and non-slip.

The benefits of anti-slip flooring

An R rating to suit your premises

We choose the rating according to what ends up on the floor in your operation and what footwear is worn. Only a build-up for which the manufacturer holds a test to DIN 51130 / DIN EN 16165 has a documented R rating. If you need one, say so in your enquiry.

Lower risk of slipping

A correctly chosen R rating, together with suitable cleaning and footwear, reduces the risk of slipping.

Can be combined with a hygienic floor

Poured anti-slip systems are seamless and can also be designed for food-production premises. As roughness increases, though, so do the demands of cleaning.

Roughness only where it’s needed

The rating can be specified zone by zone: a coarser surface where there is most water and grease, a finer one where that is enough. A finer surface is easier to clean. According to ASR A1.5, adjacent zones should not differ by more than one R rating or, at a clear transition such as a doorway, by more than two.

Price on request

The price depends on the size and condition of the area, on the slip rating chosen and on the system build-up. A higher rating generally means a coarser broadcast and higher material consumption. We prepare an exact price after a site survey.

Request a quote+421 948 143 981obchod@epoxidovo.sk

Frequently asked questions

Anti-slip flooring: the questions that come up most often in design and installation.

What R rating does a kitchen need?
The German rule ASR A1.5 gives R12 for restaurant, hotel, hospital and large catering kitchens, R12 V4 for the dishwashing areas of restaurant, hotel and large catering kitchens, R11 for kitchens in schools and residential homes and R10 for kitchenettes. Slovak law does not set a specific rating; Government Regulation No. 391/2006 Coll. requires only non-slip floors. We recommend a suitable rating at the site survey.
Is an R rating mandatory in Slovakia?
No specific rating is mandatory. Slovak Government Regulation No. 391/2006 Coll., Annex 1, point 9.1, requires workplace floors to be fixed, stable and not slippery, and the employer must ensure this requirement is met. The German rule ASR A1.5, which assigns R and V ratings to specific types of premises, can serve as a reference for choosing a rating.
What rating does a garage need?
ASR A1.5 gives R10 for garages and multi-storey car parks not exposed to the weather. Where rain gets in, or cars bring in water and snow, it gives R11 or R10 V4, the same as for outdoor car parks. The rule applies to workplaces; for a private garage it can serve as a guide. The ratings for repair areas, service pits and car wash bays are covered on our page about car workshop flooring.
Is an anti-slip floor hard to clean?
It is more demanding than a smooth floor, because the rougher the surface, the more mechanical cleaning it needs. For R11 to R13 we recommend a scrubber-dryer with brushes and cleaning products approved by the floor manufacturer. Unsuitable cleaning and care products can reduce slip resistance.
Can you walk barefoot on an anti-slip floor?
The R rating is about walking in footwear. For barefoot areas (showers, pools, changing rooms), groups A, B and C from the barefoot test are used (DIN 51097, now DIN EN 16165, Annex A); under DGUV Information 207-006, showers and pool surrounds fall into group B. R12 and R13 surfaces tend to be very rough and unpleasant under bare feet, so they are chosen only where the operation requires them.
Does slip resistance stay the same over the whole life of the floor?
No. The R rating is the result of a laboratory test on a new sample. Slip resistance declines with wear, dirt and unsuitable cleaning or care products. The German guidance DGUV Information 208-041 therefore recommends checking it regularly and after a change in cleaning; it is measured directly on the floor by a different method, whose result cannot be converted into an R rating. If it drops markedly, the top layer can be renewed.
Do you do anti-slip coatings for concrete?
Yes. On a concrete floor we create the anti-slip finish as an epoxy layer with a quartz sand broadcast: the concrete is prepared and primed, the epoxy is applied and sand is broadcast into the wet layer. The grading and amount of sand determine how rough the surface turns out; the specific R rating is evidenced by the manufacturer’s test for that build-up. We use the same build-up in, for example, car workshops and other workshops.
Can an existing poured resin floor be given an anti-slip finish afterwards?
Yes, if the condition of the floor allows. If the original poured floor is well bonded to the substrate and is not cracked, its surface can be ground and a new top layer with an anti-slip broadcast applied. We assess at the site survey whether this is possible in your case and what it will cost.
How do you prove the R rating at a health and safety inspection?
The R rating is evidenced by the manufacturer’s test report or technical data sheet for exactly the build-up and surface that will be laid; a different broadcast or topcoat may give a different rating. An appropriately chosen and documented rating is a good basis for meeting the requirement of Slovak Government Regulation No. 391/2006 Coll. for non-slip floors. Which documents we hand over with the floor is agreed at the site survey.

Need anti-slip flooring?

We confirm the price after a site survey. The survey and the quote are both free and without obligation.