Floor Levelling Compound

Our Floor Levelling Compound will level all floors up to 5mm, leaving them smooth and ready to receive their final floor covering. It’s protein free formula can be used in all hygiene and food preparation areas.

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Self levelling

Rapid Setting Formula

Smooths and levels up to a 5mm thickness

Protein Free

Suitable for use on:

all floors including in hygiene & food preparation areas

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Drying Time

4 hours until subjecting to foot traffic






Ensure subfloor is sound, clean, dry (<75% RH to BS8102) and free from surface laitance and contamination, such as grease or adhesive residue
Prime all surfaces with diluted Thompson’s Universal PVA
Allow primer to dry before applying Thompson’s Floor Levelling Compound
Switch off underfloor heating 48 hours before and after application
Ensure the temperature of the floor is maintained above 5˚C

Add 4L of clean water to a mixing bucket and gradually add Thompson’s Floor Levelling Compound whilst mixing.
Quickly stir until a smooth, consistent mix is achieved.
- For best results, use a power whisk fitted to a slow speed drill
Do not mix more compound than can be applied within 15 minutes.
Do not add extra water.

Pour and spread the mix onto the subfloor to a minimum thickness of 3mm and a maximum of 5mm.

A spiked roller can be used to give a uniform surface appearance and to reduce the occurrence of trapped air and flow lines.

Working Time
Approximately 15 minutes at 20˚C.

Drying Times
Suitable for foot traffic after approximately 4 hours at 20˚C at 3mm thickness.

Suitable to lay floor coverings after approximately 24 hours at 20˚C.

Clean tools in water immediately after use