Kooltherm® K5 External Wall Board is a super high performance, Fiber-free rigid thermoset phenolic insulation core, sandwiched between two layers of tissue-based facing autohesively bonded to the insulation core during manufacture.

By utilising the superior stand-alone substrate insulation value from the 50mm Kingspan Kooltherm K5 of 2.5R, at approximately 8 times higher thermal performance than 50mm AAC. The Caviteclad Kooltherm K5 continuous insulation system is a must for anyone wanting high insulation performance from their rendered cladding solution.