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Fortis Coat 823 HS High Solids Epoxy Floor Coating

Fortis Coat 823 HS is a durable epoxy floor coating for warehouses, factories, workshops, garages and commercial concrete floors. Designed for demanding traffic and wear, it provides a hard-wearing gloss finish and can be used for solid-colour or decorative flake flooring systems.

Information

Fortis Coat 823 HS is a 95% solids, two-component high-build epoxy formulated for industrial, commercial and residential concrete flooring where durability, film build and long-term protection are required.

The high-solids formulation produces a hard-wearing seamless finish with excellent resistance to abrasion, vehicle and pedestrian traffic, oils and common chemicals. It provides greater film build than lower-solids roll-applied coatings while remaining practical to apply by roller.

Coat 823 HS is suitable for warehouses, factories, workshops, manufacturing areas, garages and commercial floors. It can be used as a solid-colour flooring system or as the base coat for decorative flake and slip-resistant systems.

On suitable properly prepared concrete, Coat 823 HS can be self-priming. Fortis 823 Prime can be used where rapid recoating and additional penetration are required, while Fortis 820 Prime is suited to poor, porous or difficult concrete where high adhesion and substrate consolidation are important.

For self-levelling or substantially higher-build flooring, consider Fortis Coat 824 SL. Where low odour and water-based application are priorities, Fortis AquaCoat™ provides an alternative epoxy flooring system.

Material

95% Solids Two-Component Epoxy

Advantages

  • 95% solids epoxy formulation
  • High-build roll-applied coating
  • Hard-wearing seamless gloss finish
  • Excellent adhesion to properly prepared concrete
  • Excellent abrasion and wear resistance
  • Resistant to vehicle and pedestrian traffic
  • Good resistance to oils and common chemicals
  • Suitable for industrial and commercial floors
  • Suitable for garage flooring
  • Can be self-priming on suitable prepared concrete
  • Ideal base coat for decorative flake systems
  • Can be made slip resistant with suitable aggregate
  • Available in clear and coloured finishes

Product Application

Typical Applications

Coat 823 HS is suitable for warehouses, factories, workshops, manufacturing facilities, garages, plant rooms and commercial concrete floors requiring a durable, high-build epoxy finish. It can also be used as the base coat for decorative flake and slip-resistant flooring systems.

Application

Apply Coat 823 HS to clean, sound and mechanically prepared concrete. Diamond grinding is the preferred preparation method to remove laitance, contamination and weak surface material while providing a suitable profile for adhesion.

Thoroughly mix Parts A and B before measuring. Combine 3 Parts Resin (Part A) with 1 Part Hardener (Part B) by volume and mix at low speed using a suitable mechanical mixer until smooth and homogeneous.

Once mixed, pour the material onto the prepared floor in ribbons and distribute evenly using a suitable microfibre roller. Maintain a consistent wet edge and avoid excessive rolling as the coating begins to cure.

Where required, apply Fortis 820 Prime or 823 Prime before coating according to substrate condition and system requirements.

For decorative flake systems, broadcast the selected flake into the wet Coat 823 HS base coat. Suitable Fortis non-slip aggregate can also be incorporated or broadcast where additional surface texture is required.

Refer to the current Coat 823 HS Technical Data Sheet for complete mixing, application, coverage and curing requirements.

For workshops, warehouses, factories and other areas requiring additional surface grip, Fortis Non-Slip Additive can be incorporated into Coat 823 HS to create a textured, slip-resistant floor finish. Select the addition rate according to the required surface texture and service conditions.

Surfaces

Suitable Surfaces

Coat 823 HS is suitable for mechanically prepared concrete, appropriately primed concrete and compatible existing epoxy flooring systems.

Concrete must be clean, sound and free from dust, laitance, oil, grease, curing compounds and other contaminants that may affect adhesion. Diamond grinding is the preferred preparation method.

New concrete should normally be cured for at least 28 days before coating. Porous or difficult concrete may require Fortis 820 Prime or 823 Prime depending on substrate condition and flooring requirements.

Existing compatible epoxy coatings must be firmly bonded, cleaned and mechanically abraded. Test adhesion before proceeding.

Where rising damp, hydrostatic pressure or significant moisture transmission is present, investigate the substrate before coating and use an appropriate HydroFort™ epoxy vapour barrier where required.


Specifications

Feature
Specification
Product Type
Two-component high-solids epoxy
Volume Solids
95%
Mix ratio
3 Parts A : 1 Part B by volume
Working Time
30-60 minutes
Film Thickness
Approximately 150 μm per coat
Coverage
Approximately 5–7 m²/L per coat
Recoat Time
8–24 hours
Tack free
Approximately 6 hours
Foot traffic
Approximately 24 hours
Number of Coats:
1–2 depending on system requirements
Finish
Gloss

Pack Sizes

4 L Kit, 16 L Kit

Available Colours

B23 Bright Blue (Made To Order)
G21 Jade (Made To Order)
N14 White
N35 Light Grey
N44 Bridge Grey
N61 Black (Made To Order)
COLORBOND® Paperbark (Made To Order)
X43 Beige (Made To Order)
Y14 Golden Yellow (Made To Order)
R13 Signal Red (Made To Order)

FAQs

What is Fortis Coat 823 HS?

Coat 823 HS is a 95% solids, high-build epoxy floor coating for industrial, commercial and residential concrete floors.

Where can Coat 823 HS be used?

It is suitable for warehouses, factories, workshops, garages, manufacturing areas and commercial concrete floors.

Does Coat 823 HS require a primer?

It can be self-priming on suitable prepared concrete. Fortis 820 Prime or 823 Prime may be used where additional adhesion, penetration or substrate consolidation is required.

Can decorative flake be used with Coat 823 HS?

Yes. Decorative flake can be broadcast into the wet coating to create a decorative epoxy flooring system.

How is Coat 823 HS different from AquaCoat™?

Coat 823 HS provides greater film build and is designed for more demanding floors. AquaCoat™ is water-based and suited where low odour and easy application are priorities.

How is Coat 823 HS different from Coat 824 SL?

Coat 823 HS is a roll-applied high-build epoxy. Coat 824 SL is a self-levelling system for greater build and floor levelling.

How long before the floor can be walked on?

Light foot traffic is typically possible after approximately 24 hours under suitable curing conditions.


Downloads

Technical Datasheets

Fortis Coat 823 HS - Technical Data Sheet

Safety Datasheets

Fortis Coat 823 HS Pt.A- Safety Data Sheet
Fortis Coat 823 HS Pt.B- Safety Data Sheet

Resources

Refer to Resources