IKO Easyseal self-adhesive roofing system has been designed to remove the requirement for hot bitumen and or naked flames for anyone installing roofing membranes. IKO Easyseal Self-Adhesive Partially Bonded Underlay is used for main roof areas in warm roof constructions beneath IKO Easyseal Cap Sheet or IKO Easyseal Pro Cap Sheet; the partial bond feature works effectively to prevent potential blistering of the underlay and the cap sheet above