M320 · Primers
M320 Non-absorbent Primer
Primer for non-absorbent substrates such as ceramic tiles, stone and terrazzo, improving the adhesion of levelling compounds and adhesives on smooth surfaces.
Key features
- Developed for smooth, non-absorbent substrates
- Improves the bond of levelling compounds
- Applied by roller, quick to overcoat
- Pairs with M318 for mixed substrates
Technical data
| Substrates | Ceramic tile, stone, terrazzo, existing epoxy |
|---|---|
| Use with | M318 on absorbent substrates |
Product data as published by the manufacturer — confirm current values before specification.
Application & installation
When to specify
Whenever the levelling compound or adhesive is applied over an existing hard, smooth and non-absorbent floor — typically a renovation where old tiles or stone remain in place.
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M320 Non-absorbent Primer
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