Liquiflex® 10-Bar is a premium two-component epoxy resin waterproofing coating and moisture-tolerant primer developed for concrete structures exposed to severe hydrostatic pressure and water ingress.
Independently tested to UNE-EN 12390-8 standards, Liquiflex® 10-Bar withstands water penetration under 10 bar pressure for 3 consecutive days with no visible humidity or water penetration. Designed for the toughest waterproofing environments, it delivers reliable protection where conventional systems fail.
Key Features
- Resistant to hydrostatic pressure up to 10 bar
- Suitable for fresh, damp and high-moisture concrete
- Excellent adhesion to concrete substrates
- Functions as both waterproof coating and primer
- High solids formulation
- Radon barrier performance
- Compatible with Liquiflex membrane systems
- Ideal for below-ground waterproofing systems
- Proven independent laboratory testing
- Suitable for substrates with moisture content up to 98%
Applications
- Basements
- Retaining walls
- Foundations
- Water tanks
- Reservoirs
- Tunnels
- Swimming pools
- Concrete roofs
- Below-ground structures
- Damp concrete preparation before membrane application

Waterproofing Performance
Tested results:
- Resistant to 10 bar hydrostatic pressure
- Tested continuously for 3 days
- No visible humidity observed
- No water penetration detected
Untreated concrete specimens showed water penetration within approximately 2.5–3 hours under identical conditions.

Primer for Damp & Fresh Concrete
Unlike conventional primers, Liquiflex® 10-Bar is specifically formulated for elevated moisture environments and can be applied directly to:
- Fresh (“green”) concrete
- Damp concrete
- High-moisture substrates
Coverage Rates
Application | Coverage |
Primer Application | Approx. 250 g/m² |
Waterproof Coating | Approx. 500 g/m² |
Technical Information
Property | Specification |
Product Type | Two-component polyurethane coating |
Mix Ratio | 3.9 : 1 (Component A) |
Waterproof Resistance | 10 bar hydrostatic pressure |
Moisture Tolerance | Up to 98% |
Application Method | Roller or brush |
Storage Conditions | +5°C to +25°C |
Why Choose Liquiflex® 10-Bar?
When waterproofing performance matters, Liquiflex® 10-Bar provides uncompromised protection against water ingress and hydrostatic pressure.
Its combination of high-build waterproofing, damp substrate compatibility, exceptional adhesion and proven testing performance makes it ideal for professional contractors and demanding waterproofing projects.
Storage & Safety
Store in unopened original containers in dry conditions between +5°C and +25°C.
Always use appropriate PPE during mixing and application. Refer to the Safety Data Sheet before use.

Enquire about Liquiflex® 10-Bar
Do you have a question about this product or need further information? Send us a question below or call us on +44 (0)1290 559 333 or +44 (0)845 388 5281.



















