Sika Black Jack-904 Bitumen Roof Felt Adhesive is a cold applied, oxidised bitumen based adhesive used to bond roofing felt to most surfaces. Specifically designed for bonding all types of roofing felt to metal, concrete, wood, sealing felt laps and as a cold gritting solution for bonding mineral chippings.
Usage:
- Bonding all types of roofing felts to metal, concrete, roofing felt and wood. Sealing roofing felt laps. Bonding chippings to final layer of felt.
- High bond strength.
- Also suitable for gritting.
- Flexibility - provides a tough but flexible film which hardens and softens with changing temperatures.