Sika Black Jack Flashing Tape is a strong self-adhesive flashing tape comprising of an aluminium foil and a bitumen rubber adhesive. The adhesive forms a strong waterproof seal simply by pressing the tape into place by hand.
- Replaces need for lead flashing.
- Self-adhesive - requires no separate glue.
- Tape Strength 3.5 N/mm².
- Flexibility at -15 °C, no cracking.
- Application temperature range +5 °C to +40 °C.
- Weight 1.4 kg/m².
- Bond strength to primed concrete 3.5 N/mm².
Usage:
- Flashing bituminous felt and similar roofs.
- Flashing parapet walls.
- Replacement of lost lead flashing.
- Repairs to cracks in concrete.
- Repairs to lead gutters.
- Sealing capping bolts in roof sheets.
- Sealing roof ridges.
- Protective coating to insulation materials.
- Sealing projections through roofs and similar sections.
- Flashing between timber and brickwork, blockwork or blockwork cavities.
- Flashing of skylights.
- General repair to existing flashing.