# Fernox Central Heating Restorer – 500ml

Cleaner F3 is a powerful, pH-neutral, non-foaming liquid cleaner designed to remove sludge, scale, and debris from central heating systems, restoring efficiency and eliminating boiler noise. It is ideal for cleaning new systems during commissioning, as per BS 7593:2019 regulations, to remove flux residues and installation debris, helping to extend the lifespan of both the boiler and the entire system. Cleaner F3 is also effective when power flushing, speeding up the cleaning process in existing and contaminated systems. This non-hazardous cleaner is safe to use with all metals commonly found in heating systems, including aluminium.  

-   One 500ml bottle treats systems up to 130 litres, 16 radiators, or 250sqm of underfloor heating
-   Effectively removes sludge, limescale, and debris to restore system efficiency and prolong boiler life
-   When used alongside Protector F1, it can help achieve gas savings of up to 15% each time the system is heated
-   pH-neutral, non-hazardous, and non-foaming, making it quick and easy to remove, saving time on-site
-   Compatible with all metals and materials commonly used in heating systems, including aluminium
-   An effective, all-purpose cleaner for both pre-commissioning and cleaning existing heating systems

## Details

- **Price:** 19.97 GBP
- **Vendor:** FERNOX
- **Type:** Consumables
- **Tags:** Consumables, Heating Protection, Local, Plumbing & Heating

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 19.97 GBP | In stock |

## Images

- Fernox Central Heating Restorer – 500ml

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> Source: [Carvers Building Supplies](https://www.carvers.co.uk/products/fernox-central-heating-restorer-500ml-f3-56600)
> Updated: 2026-06-05