General description The VAILLANT VCW 065034 BALDER EXCHANGE KIT is designed for use with the Combicompact VCW 221, 240, 242, 280, 282, E was, 282eh models. This heat exchanger plays a crucial role in retaining heat produced by burned fuel and transferring it to the air or water flowing through the device, ensuring efficient distribution throughout your heating system. Technical specifications Model: VCW 065034 Compatible with: Combicompact VCW 221, 240, 242, 280, 282, E was, 282eh