Waterproof rubber foam coated with pressure sensitive adhesive. Used for sealing fibreglass (FRP) / metal water storage tank. SIRIM tested and complied with the following international standards:

• BS6920: Part 1: 2000 Suitability of non-metallic product for use in contact with water intended for human consumption with regards to their effect on the quality of the water
• SS245: 1995 Specification for glass reinforced polyester sectional water tanks (Clause 8.3: Sealing materials)