The Fernox Antifreeze Valve SV is specifically designed to protect water-based air source Heat Pump heating systems. In cold weather
The Fernox TF1 Antifreeze Valve Thermal Cover is designed to insulate antifreeze valves in heat pump heating systems, minimizing heat
The Fernox TF1 Antifreeze Valve is specifically designed to protect water-based air source Heat Pump heating systems. In cold weather
A concentrated heat transfer fluid for Air and Ground Source Heat Pumps based on ethylene glycol. This high performance product
A non-toxic, ready-to-use, inhibited heat transfer fluid for Air and Ground Source Heat Pumps. This product is designed to protect
A non-toxic, concentrated heat transfer fluid for Air and Ground Source Heat Pumps. This product is designed to protect against
A non-toxic, ready-to-use heat transfer fluid for Air and Ground Source Heat Pumps and underfloor heating systems. This product is
A non-toxic, concentrated heat transfer fluid for Air and Ground Source Heat Pumps and underfloor heating systems. This product is
Specifically designed to protect Air and Ground Source Heat Pumps, the TF1 Sigma HP Filter efficiently removes all types of
An inhibited heat transfer fluid which is designed to protect all solar thermal heating systems at elevated temperatures. This product
Solar Cleaner is a concentrated universal cleaner specifically designed for solar thermal systems, by removing degraded solar heat transfer fluids,
