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• Easy to use.
• High quality.
• Non-staining.
• Outstanding recovery after compression.
• Readily compressible, excellent recovery.
• Remains flexible and resilient even when compressed and over a wide range of temperatures.
• Sealant (polysulphide, acrylic, silicon, polyurethane) will not adhere to it.

• Between pre-fabricated concrete panels, window frames and walls
• In tiled floors, concrete roads, runways, bridge expansion joints, sea walls, dams, sewage treatment plants
• It can be used in gasketing and glazing where it is used as a backing to glazing compounds

Can be easily applied with a blunt rounded tool, and should be installed to a depth permitting the sealant to be applied in accordance with the manufacturer’s recommendation. MasterSeal 920 diameter does not exceed the width of the joint by more than one third.