Skip to content
Need Help
Screwfix Logo
Activating the button will move focus to the expanded search input field
StoresSelect a store
Checkout
CLICK & COLLECT in as little as 1 minute
CLICK & COLLECT in as little as 1 minuteWE'RE OPEN BANK HOLIDAY MONDAY See delivery info888 Stores Nationwide find your local store60 Minute Delivery with Sprint
BANK HOLIDAY DEALS! SHOP NOW
Boost! 10% Off Big Plumbing Brands. Only on the App!
Boost! 10% Off Big Plumbing Brands. Only on the App!

Fernox F1 Protector Central Heating Inhibitor 500ml (342PP)

Product rating 5 stars out of 5
Product rating 5 stars out of 5
 
Fernox F1 Protector Central Heating Inhibitor 500ml
Latest Offers
  • 1 Year Guarantee
Save21%
£14.99Inc Vat
Was £18.99

Fernox F1 Express Central Heating Protector 400ml (625HP)

Product rating 4.3 stars out of 5
Product rating 4.3 stars out of 5
 
Fernox F1 Express Central Heating Protector 400ml
Great Value Product
  • 1 Year Guarantee
  • Non-Toxic Formulation
  • Protects Against Corrosion & Limescale
£19.49Inc Vat