This Declaration of Performance covers ThermaWool PVC insulation, a factory-made mineral wool product in a PVC jacket. It is designed for thermal insulation of building equipment, pipelines, and industrial installations. The document, issued by Thermaflex Izolacji Sp. z o.o., specifies declared performance characteristics including thermal conductivity, reaction to fire, compressive strength, water vapor resistance, and durability. It also lists the harmonized standard EN 14303:2009+A1:2013 and identifies notified certification bodies. The declaration ensures compliance with Regulation (EU) 305/2011 for construction products.