Improve the adhesion of fillers and coatings with Toupret Wall Hardener – a stabilising substrate hardener with exceptional penetration. It’s suitable for use on interior and exterior surfaces such as plaster, cement, concrete, mortars, bricks, stone, porous tiles, whitewash, renderings and wood.
Toupret Wall Hardener hardens and stabilises loose or powdery substrates. It’s moisture vapour permeable, colourless and can be applied over distemper. Ensure the substrate is absorbent (porous) and dry before application – it can then be painted in 24 hours.

• Stabilising hardener for interior and exterior use
• Hardens loose or powdery substrates
• Improves adhesion of coatings and fillers
• Fast penetrating and gets straight to work
• Ready to paint over in just 24 hours
• Substrates must be porous and dry before application

Delivery (UK mainland only)

 

Next Day: £5, or FREE over £40

- Order by 9pm Mon-Thu: next working day

- Order Fri to 5pm Sun: Monday

- Order after 5pm Sun: Tuesday

 

Pre-12pm: £10

- Same cut-offs as Next Day above

 

Saturday & Sunday: £10, or £5 over £40, or FREE over £75

- Saturday: order by 6pm Fri

- Sunday: order by 4pm Sat

 

Heavy items (over 30kg)

- Mon-Fri only. Order by 6pm and allow up to two working days

- Order after 6pm Thu: arrives after the weekend

 

Supplier items

- Sent directly by the supplier, so timings vary. Lead times appear on the product page in working days (Mon-Fri)

 

More about delivery 

Next Business Day Collection (eligible items)

- Order by 9pm Mon-Thu: collect next day

- Order after 9pm Thu to 5pm Sun: collect Monday

- Heavy items (over 30kg): allow up to two working days

 

Opening hours

- Weekdays vary by branch: open 6:30am-7am, close 6pm-8pm

- Saturday: 7am-6pm

- Sunday: 9am-4pm

 

Check your local store's hours and that it's open before visiting. Please wait for our text or email before collecting.

 

Holding your order
We'll hold it for 14 days, then automatically refund your original payment method.