Fernox TF1 Antifreeze Valve 28mm Compression 62664

Key features

• Specifically designed for water-based air source heat pump systems


• Automatic frost protection


• Opens when system fluid reaches approximately 3°C


• Closes at approximately 4°C


• Helps prevent freezing and potential damage to heat pump components and pipework


• Durable brass construction


• 28mm compression connection


• Designed for external installation


• Must be installed horizontally with outlet facing downwards


• Recommended for installation on both flow and return pipes


• 5-year warranty

Technical specifications

Product code: 62664
Brand: Fernox
Product: TF1 Antifreeze Valve
Fit type: Compression
Fit size: 28mm
System fluid: Water
Maximum static operating pressure: 10 bar
Minimum static operating pressure: 0.5 bar
Operating temperature: 0°C to 75°C
Ambient temperature: -30°C to +60°C
Opening temperature: +3°C
Closing temperature: +4°C
Accuracy: ±1°C
Body: Brass alloy
Seals: EPDM
Weight: 0.62kg
Dimensions: 55 × 120 × 120mm
Warranty: 5 years