K-FLEX® is a new generation closed-cell insulation material
The manufacturer of K-Flex® produces elastomeric insulation materials used for air conditioning and cooling, heating, plumbing, and fire protection. Since its establishment in 1989, it has become the largest producer of elastomeric insulation. The IK INSULATION group, headquartered in Italy, has offices in 43 countries and operates 14 insulation manufacturing plants with over 1500 employees. The group is capable of offering high-level innovative solutions and cutting-edge products in the ever-changing market.
The goal of K-flex is to ensure complete quality and customer satisfaction (certified with UNI EN ISO 9001:2000). K-FLEX plays a pioneering role in offering new and innovative products based on customer needs, considering environmental safety, performance, and ease of application.


K-Flex K-Fonik
Elastomeric acoustic insulation sheet available in various thicknesses, paired with high-density elastomeric heavy sheet. The product does not contain lead, so it poses no health risks. K-FONIK ST GK combines the properties of K-FONIK GK with a layer of K-FLEX ST elastomer. A halogen-free version is available upon request, please contact our technical department for further information.
K-Flex ST pipe jackets and rolled sheets
K-FLEX ST is suitable for all civil and industrial applications that require insulation materials without neglecting the cost/value ratio: cooling, air conditioning, heating, and plumbing installations, tanks, fittings, and pipelines.


K-Flex AL CLAD pipe jackets and sheets
AL CLAD is a complete K-FLEX elastomer insulation system paired with a multi-layer, UV- and weather-resistant coating. Thanks to its excellent physical properties, the AL CLAD SYSTEM is extremely robust and impact-resistant, reducing application time and easy to maintain. The AL CLAD SYSTEM offers a wide range of products and accessories to meet all the needs of insulation professionals.