Water-Based Formula for Eco-Friendly, Odourless Indoor Use
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Quick answer
Water-based primer is a preparatory coating designed to improve adhesion between PVC floors and the resin or finish applied on top. It uses water as a carrier instead of stronger solvents, which makes it a practical option for indoor rooms where ventilation is limited. When applied correctly, it helps stabilise porous or smooth surfaces and supports a more durable, even finish.


If you are planning an indoor floor project, a water-based primer can make the process more comfortable from the start. The reduced odour level is especially useful in homes, offices or commercial spaces that cannot be completely vacated while the floor cures. One option to consider is the universal water-based two-component epoxy floor primer, which is formulated for use on concrete, timber, tiles and screeds before a resin finish.
Why water-based formulas feel different indoors
Water-based primers typically produce less noticeable odour than solvent-based alternatives during mixing and application. This makes them easier to live with in enclosed rooms, especially when you cannot open windows for long periods or need to keep other rooms in use.
- Lower perceived odour during application and curing
- Easier clean-up with water before the product cures
- Often preferred for occupied homes, work spaces and retail areas


How to use a water-based primer on PVC floors
Start by making sure the PVC floor is clean, dry and free from dust, grease or loose material. Apply the primer in a thin, even coat using a roller, brush or spatula, depending on the surface profile. Avoid overloading the floor, as uneven primer can affect how the next layer bonds.
Always check the manufacturer’s coverage and curing guidance before you begin. Most water-based primers need time to dry fully before a resin coating, so plan around the required waiting period.
When this matters
Choosing a water-based primer is particularly helpful if you are working in a home, flat, school or business where strong solvent smells would be disruptive. It also matters when the floor area is large and you want to reduce the overall impact on the indoor environment.
If you need a tough topcoat after priming, a compatible floor coating can be applied once the primer has cured. The exact product you choose will depend on the expected traffic and the finish you want.

Related products
Related guides
Water-based primer is one part of preparing PVC floors for a stable, long-lasting finish. For more information on selecting and applying the right base coat, see our full primer for PVC floors guide.
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