Provides long term protection against corrosion and limescale formation in domestic central heating systems.
Inhibitor which prevents corrosion and limescale formation in central heating systems. Includes enhanced pH buffering to ensure the system water pH level does not drop below 6.5 or above 8.5 - the optimum pH range for preventing corrosion and limescale build-up. In line with BS 7953:2019 regulations and best practice, and for long-term protection of the system, concentration levels should be maintained and checked annually as part of the boiler or system service. Compatible with all other Fernox products and is suitable for use with all materials and metals used in central heating systems, including aluminium.
• Protects against corrosion and scale in mixed metal central heating systems
• Stops frequent venting of radiators
• One 500ml recyclable bottle treats up to 130 litres of system water (16 radiators) and the equivalent of 250m2 of underfloor systems.
|Safety Data Sheet||click here|
|Order Value:||Under £25||Over £25 but less than £75||£75 & Over|
|Next Business Day Mon-Fri (order by 9pm Mon-Thur & Sun by 6pm) delivered before 6pm||£5||Free||Free|
|Pre-12 Delivery Mon-Fri (order by 9pm Mon-Thur & Sun by 6pm) delivered before 12pm next day||£10||£5||£5|
|Remote areas standard delivery (2-4 days)||£5||Free||Free|
|Saturday Delivery (order by 6pm Friday) delivered before 6pm||£10||£5||Free|
|Sunday Delivery (order by 4pm Saturday) delivered before 6pm||£10||£5||Free|
Please note items delivered by our suppliers are not available for the options above. Delivery times may vary.More about Delivery & Returns
Covid 19 Update
Click & Collect
We are fully open and delighted to welcome our customers into our branches.
Our opening times are 7am-8pm Monday-Friday, 7am-7pm Saturday and 9-4pm Sunday
Our speedy 5 min Click and Collect service remains one of the safest ways to buy from us and minimises your time in store. Place your order at toolstation.com 7 days a week, and travel to store once your collection confirmation is received by email or text message.
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Your items will be held at your selected Toolstation branch for 14 days, after which point your order will be put back to stock and refunded automatically.
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