Primer VBS Water Based Epoxy Sealer & Waterproofing
Everflex VBS is a versatile water-based epoxy primer and vapour barrier system designed for damp substrates and waterproofing applications.
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- $352.49
- $352.49
- Unit price
- per
Prices do not include GST
Physical Properties
Type of product:
Water-based epoxy
Mix ratio:
1:1 by weight or volume
Pot life:
2 hours at 25°c, 1 hour at 35°c
Full cure:
5-7 days at 25°c and 50% rh
Application temperature:
Between 10°c and 35°c
Recoat time:
4-24 hours
Colours:
Very light grey (almost white)
Voc content:
<5g/l
Hydrostatic pressure:
Can withstand up to 25 metres head of water
Shelf life:
2 years
Coverage (primer):
300 microns at 6 m² per litre
Coverage (vapour barrier):
200 microns per coat at 5 m² per litre
Clean up:
Clean with water while wet
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Shipping & Delivery
**$15.95 + GST for Australia-wide shipping, excluding DG, oversized or long-length items, and bagged items weighing 15kg or above. If your order includes any of these, you will be contacted to arrange additional freight fees
Everflex VBS Vapour Barrier System & Primer
Everflex VBS is a high-performance, 2-part water-based epoxy designed for use as both a primer and vapour barrier. It is compatible with various substrates, including damp and green concrete. This product is perfect for waterproofing, sealing, and priming applications in construction, ensuring long-term performance and durability.
Key Features
- Rapid drying for early overcoating
- Non-toxic, low VOC, environmentally friendly
- Water-based for easy clean-up
- Inhibits mould and biological growth
- Excellent vapour barrier with low permeability
- Compatible with most common building materials
- Suitable for both internal and external applications
- Easy 1:1 mix ratio for convenience
- Tough and durable with long-term performance
Suitable Substrates
- Concrete (after 14 days of curing)
- Masonry and renders (after 4 days of curing)
- Cement sheeting, underlays, and blue board systems
- Pre-cast concrete
- Timber flooring, including structural plywood
- Brickwork and Hebel blocks
Suitable Substrates
- Concrete after curing period of 14 days
- 3:1 sand cement and engineered screeds
- Masonry/render after curing period of at least 4 days
- Cement sheeting/underlay/external weatherboard/blue board/Scyon/AAC systems
- Pre-cast concrete once release agent has been removed
- Wet area plasterboard/Villaboard
- Timber flooring including structural plywood Type A (PAA JAS-ANZ)
- Brickwork, Hebel (aggregate block)
Uses
- Priming damp substrates
- Negative/hydrostatic waterproof barrier
- Sealing green concrete
- Vapour barrier for timber flooring and waterproofing systems
- Priming external substrates
- Preventing water seepage in construction substrates
- Barrier between incompatible materials
Benefits
- Fast drying for quick application turnaround
- Non-toxic, safe for use in a wide range of environments
- Easy to clean with water while still wet
- Provides strong protection against water vapour and moisture
- Compatible with all common building materials, including concrete, masonry, and timber
- Suitable for both interior and exterior applications
- Long-lasting performance that won’t re-emulsify once cured
Application Guide
- Ensure the substrate is clean, dry, and free from contaminants.
- Mix part A and part B in equal volumes (1:1 ratio) until uniform in colour.
- Apply by brush or roller at a rate of 4-6 m² per litre.
- For highly porous substrates, apply a diluted coat as a primer before the full coat.
- Apply additional coats if needed after 2 hours or when touch-dry.
- Ensure a dry film thickness of at least 0.33mm for vapour barrier applications.
Limitations
- Not suitable for metallic surfaces
- Limited UV resistance; requires a UV-stable topcoat
- Do not apply to surfaces with standing or flowing water
- Not recommended for use as an exposed coating
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