The core activity of Hilld GmbH is the provision of insulation services in various areas, particularly: * Refrigeration insulation: Insulation of refrigeration systems and pipes * Heating/Sanitary: Insulation of heating and sanitary systems * Ventilation: Insulation of ventilation systems * Soundproofing: Sound insulation of walls, ceilings and other building components * Fire protection: Sealing of fire protection sections and penetrations of pipes and other technical installations. The company offers high-quality insulation services to minimize energy losses, reduce noise pollution and ensure building technical fire protection.