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FeRFA classification system for the different floor types

TYPE

NAME

DESCRIPTION

DUTY

TYPICAL THICKNESS

1

Floor Seal

Applied in two or more coats. Generally solvent or water borne.

LD

up to 150 μm

2

Floor Coating

Applied in two or more coats. Generally solvent free.

LD/MD

150 μm to 300 μm

3

High Build Epoxy Floor Coating

Applied in two or more coats. Generally solvent free.

MD

300 μm to 1000 μm

4

Multi-layer Flooring

Aggregate dressed systems based on multiple layers of floor coatings or flow- applied floorings, often described as ‘sandwich’ systems.

MD/HD

> 2 mm

5

Flow Applied flooring

Often referred to as ‘self- smoothing’ or ‘self-levelling’ flooring and having a smooth surface.

MD/HD

2 mm to 3 mm

6

Resin Screed Flooring

Trowel-finished, heavily filled systems, generally incorporating a surface seal coat to minimize porosity.

MD/HD

> 4 mm

7

Heavy Duty Flowable Flooring

Having a smooth surface.

HD/VHD

4 mm to 6 mm

8

Heavy Duty Resin Flooring

Trowel-finished, aggregate filled systems effectively impervious throughout their thickness.

VHD

> 6 mm

LD (Light Duty) light foot traffic, occasional rubber tyred vehicles

MD (Medium Duty) regular foot traffic, frequent fork lift truck traffic, occasional hard plastic wheeled trolleys

HD (Heavy Duty) constant fork lift truck traffic, hard plastic wheeled trolleys, some impact

VHD (Very heavy duty) severe heavily loaded traffic and impact

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