Fernox F3 Express 400ml | Fast-Dose Heating System Cleaner Varme Electric Underfloor Heating Carbon Film Kit 130w 160w Supports cleaner air — great

Supports cleaner air — great for allergy-sensitive spaces

Non-foaming formula for safe and efficient use

Allows automatic shut-off of the system fluid under the control of a room thermostat or another electrical switching device

The Heatmiser neoHub Gen 2is the central gateway to the neo system that allows remote control of the neoStats in your home

No maintenance

Fernox F3 Express 400ml | Fast-Dose Heating System Cleaner Varme Electric Underfloor Heating Carbon Film Kit 130w 160w Supports cleaner air — greatFernox F3 Express (Aerosol) 400ml Fernox F3 Express is a pH neutral, non foaming cleaner designed to remove sludge, scale, and debris from central heating systems. It helps restore efficiency, reduce boiler noise, and prepare new systems by clearing out flux and installation residues. The Express canister uses Barrier Pressure Pack technology, which keeps the propellant separate from the active product, preventing air from entering the system and