Frequently bought together
Total price:
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Free delivery on orders over £30
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30-day easy returns
Frequently bought together
Total price:
403 Concrete Hardener & Dustproofer is formulated from silicate resins to both harden and dustproof new and old concrete floors for both internal and external use. It reacts chemically with the lime content of concrete to form a hard-wearing surface.
- Fast acting
- Dries clear
- Leaves a residual surface to prevent further dusting
- Easy water clean up
- Helps to prevent bloom/efflorescence
Prices drop automatically as you add more to your basket — no code needed. Prices shown inc VAT.
Free express delivery on all orders over £30. Choose your speed at checkout.
Express Delivery
1–3 working days
- Orders under £30
- £3.79
- Orders over £30
- FREE
Next Day Delivery
Order by 2pm Mon–Fri
- All orders
- £7.50
Pre 12 Delivery
Next working day, by midday
- All orders
- £16.99
Pre 10.30 Delivery
Next working day, by 10:30am
- All orders
- £19.99
Weekend Delivery
Saturday & Sunday
- Orders under £30
- £13.99
- Orders over £30
- £7.50
Remote Areas Delivery
Highlands, islands & remote postcodes
- Orders under £30
- £5.49
- Orders over £30
- £3.00
Orders before 2pm Mon–Fri dispatch same day. Remote-area surcharges apply to Highlands, islands & selected postcodes. All prices include VAT.
Trusted Brands
The names the trade relies on all in stock.
