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Waterproofing Products Ideal for the New Zealand Environment

Flexi-Seal® Positive Pressure Coat
A Waterproofing Compound

Flexi-Seal Positive Pressure Coat is a 2 part water based epoxy sealer, used to protect substrates such as masonry walls and concrete floors from dampness and water seepage through external ingress.

It is suitable for both indoor and outdoor applications, and compatible with Flexi-Seal 2 Part Liquid Membrane

Protect substrates from
dampness and water seepage

through external ingress!

Typical Properties
Resin Base:
Appearance Grey Liquid
Base Epoxy resin
Solids 67%
Viscosity (mixed) 100000 cps
Specific Gravity 1.50
Appearance White Liquid
Base Polyamine adduct
Solids 59%
Viscosity (mixed) 10,000 cps
Specific Gravity 1.46
Mixing 1:1 by weight or volume
Application Rate 1st Coat = 3.0 sq metres/L (approx 140u dft)
2nd coat = 5.0 sq metres/L (approx 85u dft)
Final Finish Matt
Touch Dry 6 hours
Hard Cure 12 hours @ 20 degrees C
Full Cure 28 days
Curing Temp > 8 degrees C -8
Permeance 0.37 x 10 gPa.s.sq metre
ASTM E96094:Section 12(water method)
Potability Conforms AS/NZS4020-1999
Performance Good adhesion to all common building substrates

Resistant to oil, petrol, common soils, staining and detergent cleaners once cured.
Suitable for both indoor and outdoor use

Not recommended for:

  • Contact with aggressive solvents, strong acid or alkali
  • Use over untreated steel
  • Use over areas where there is continuos water seepage within 72 hours of application
  • Use where the ambient concrete slab temperature is below 10 degrees celcius
  • Sealing cracks in concrete floors. Use Flexi-Seal 2 Part Liquid Membrane with reinforcing tape for this purpose.

Material Safety Data Sheet available on request

FreePhone: 0800 H20 TIGHT
0800 426 844
Street Address: 24-28 Lady Ruby Drive,
East Tamaki, Auckland,
New Zealand
Flexi-SEAL® Waterproofing System

Flexi-SEAL® is a trademark of
RLA Polymers NZ Ltd

Phone: +64 (9) 267 2772
Fax: +64 (9) 268 0305 Mailing Address: P.O. Box 64207,
Botany, Auckland 2163,
New Zealand
Email: Enquiry Form