Get your central heating system working at peak performance. This high-performance, non-acidic cleaning solution is designed to remove sludge, scale and debris, restoring efficiency and heat transfer.

This dual-use formula is perfect for cleaning existing systems to remove sludge and eliminate radiator cold spots, and can also be used to flush and prepare new systems before commissioning. Its non-caustic composition is safe for all system materials, including aluminium.

• Powerful cleaning – eliminates sludge, scale and debris to improve efficiency.
• Dual use – for cleaning existing systems or commissioning new ones.
• Safe for all materials – compatible with all system components, including aluminium.
• Restores performance – helps to improve heat transfer and eliminate cold spots.

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.