Fernox F4 Leak Sealer
Fernox F4 Leak Sealer
Ideal for reducing pressure loss from sealed systems Seals most weeps and small inaccessible leaks Saves time and money on draining down and repairing Does not cause blockages of pump,
Ideal for reducing pressure loss from sealed systems Seals most weeps and small inaccessible leaks Saves time and money on draining down and repairing Does not cause blockages of pump, air vents etc. Compatible with all metals and materials commonly used in central heating systems
No further specification information available
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