Seals Small Leaks, And Weeping Joints In All Types Of Closed Heating, And Chilled Water Systems, Including Those Contaminated With Aluminium. Minimum Dosage Rate 500ml Per 100 Litre System (nominal 10 Radiators).

• Seals inaccessible leaks and weeping joints without the need to drain the system
• Reduces pressure loss in sealed systems
• Will not cause blockages in circulatory pumps or air vents
• Forms a soft seal within 1 to 24 hours
• Compatible with most commonly used water treatment inhibitors
• Avoids costly repairs
• Can be left in system permanently
• Peel off installation record label included on product packaging
• 100 percentage recyclable packaging
• The 4Trade brand represents trade quality and value for money