# Dulux Trade Alkali Resisting Primer

Primer, undercoat and sealer · Dulux Trade

Dulux Trade Alkali Resisting Primer covers up to 9 m² a litre and takes 1 coat, by Dulux Trade's own figures.
Source: Dulux Trade, Dulux Trade Alkali Resisting Primer data sheet 301 (issued 08/25), read 12 October 2026.

What it is for, in the maker's words: “Dulux Trade Alkali Resisting Primer is a solvent-based primer particularly suitable for use on wellventilated interior and exterior masonry surfaces, including plaster, that may contain alkalis” (Dulux Trade Alkali Resisting Primer data sheet 301 (issued 08/25), read 12 October 2026).

## Coverage

Dulux Trade states up to 9 m² a litre. The maker's words: “A guide to the practical coverage which can be achieved under normal conditions is up to 9m² per litre”.
- Bare, rough or absorbent surfaces: A maker's coverage is their best case, on a smooth sealed surface: bare, rough or absorbent surfaces take more.
- Waste and touch-ups: The tin-by-tin figures add nothing for what stays in the tray and on the brush, or for touching up.

## Coats

Dulux Trade gives 1 coat for Dulux Trade Alkali Resisting Primer, in these words: “apply 1 coat of Dulux Trade Alkali Resisting Primer to bare or stained surfaces”.

## Tin sizes

| Tin | One coat |
|---|---|
| 5 L | up to 45 m² |

Arithmetic on the maker's figure: the litres in the tin times the coverage per litre, with nothing added for waste.

## Where to buy it

The page has the shops' own searches for it, and any link there that is paid for is marked Ad: https://buildbatch.co.uk/products/dulux-trade-alkali-resisting-primer/#where-to-buy. BuildBatch sells nothing and compares no prices.

## Questions

**How much does a litre of Dulux Trade Alkali Resisting Primer cover?** Dulux Trade states up to 9 m² a litre for Dulux Trade Alkali Resisting Primer (Dulux Trade Alkali Resisting Primer data sheet 301 (issued 08/25), read 12 October 2026). A maker's coverage is their best case, on a smooth sealed surface.

**How much does a 5 litre tin of Dulux Trade Alkali Resisting Primer cover?** At the maker's figure a 5 L tin covers up to 45 m² in one coat. That is the litres times the coverage per litre, with nothing added for waste.

**How many coats does Dulux Trade Alkali Resisting Primer need?** Dulux Trade gives 1 coat for Dulux Trade Alkali Resisting Primer, in these words: “apply 1 coat of Dulux Trade Alkali Resisting Primer to bare or stained surfaces”.

**What is Dulux Trade Alkali Resisting Primer for?** Dulux Trade says: “Dulux Trade Alkali Resisting Primer is a solvent-based primer particularly suitable for use on wellventilated interior and exterior masonry surfaces, including plaster, that may contain alkalis” (Dulux Trade Alkali Resisting Primer data sheet 301 (issued 08/25), read 12 October 2026).

**What tin sizes does Dulux Trade Alkali Resisting Primer come in?** The catalogue lists 5 L. A shop may not stock every size.

## Where the figures come from

- Dulux Trade, Dulux Trade Alkali Resisting Primer data sheet 301 (issued 08/25) (https://msp.images.akzonobel.com/prd/dh/eukddc/documents/66/f4/e6/9b/dt_301_alkali_resisting_primer_pdf.pdf): coverage, coats and what it is for, read 12 October 2026.

Written with AI tools; not yet checked by a tradesperson. Follow the tin's own instructions.

The page: https://buildbatch.co.uk/products/dulux-trade-alkali-resisting-primer/