Location: Warmbad, Bela-Bela Service: Flat concrete roof slab waterproofing (ArmTec system) A large resort in Warmbad, Bela-Bela called Eco Seal Coating Specialists in to rescue an ageing flat roof slab that had reached the end of its service life. Spanning the footpaths, pub roof section, and a raised roof-garden and braai deck, the concrete slab