Skip to content
Need Help
Sign in / Register
Show prices excluding VAT
INC VAT
EX VAT
Browse
Search
Activating the button will move focus to the expanded search input field
Search
Stores
Select a store
Checkout
DEPARTMENTS
Tools
Electrical & Lighting
Heating & Plumbing
Bathrooms & Kitchens
Outdoor & Gardening
Safety & Workwear
Auto & Cleaning
Security & Ironmongery
Screws, Nails & Fixings
Building & Flooring
Decorating
Storage & Ladders
Sealants & Adhesives
FREE DELIVERY
on orders over €50
FREE DELIVERY
on orders over €50
39 Stores Nationwide
find your local store
CLICK & COLLECT
in as little as 1 minute
DEWALT POWER WEEK! SHOP NOW
Back to
Home
<
Back to
Heating & Plumbing
<
Back to
Central Heating
<
[...]
Heating & Plumbing
Central Heating
<
Back to
Central Heating Treatments
Sort By:
Top Sellers
Price - High to Low
Price - Low to High
Product Brand - A to Z
Product Brand - Z to A
Average Star Rating
Sentinel X400 System Restorer 1Ltr
(89458)
Product rating 4.6 stars out of 5
Product rating 4.6 stars out of 5
(97)
compare
Removes Sludge
Breaks Down Iron Oxide
Product Quantity
€24.05
Inc Vat
Click & Collect
Not available for delivery
Sentinel X400 Rapid Dose System Restorer 300ml
(9217V)
Product rating 4.3 stars out of 5
Product rating 4.3 stars out of 5
(10)
compare
Treats 100 Litres
Non-Acidic
Non-Acidic Formulation
Product Quantity
Save
-
8%
€25.45
Inc Vat
Was
€27.75
Click & Collect
Not available for delivery
Sort By:
Top Sellers
Price - High to Low
Price - Low to High
Product Brand - A to Z
Product Brand - Z to A
Average Star Rating