The Vaillant circulation pump set 0020170502 is a high-quality accessory for generators, specifically designed for use with the VSC, VCC, and VSCS 4-5 models as well as the uniTOWER. This set includes all the necessary components to ensure efficient water circulation. It features a partially insulated connecting pipe, a copper elbow, and both insulated and non-insulated fittings that allow for easy installation. The integrated backflow preventer ensures that water flows in the correct direction, thereby increasing the system's efficiency. With this circulation pump set, you can ensure that your heating system operates optimally and maximizes energy efficiency.

• Integrated backflow preventer for optimal efficiency
• Partially insulated connecting pipe for improved heat retention
• Easy installation with comprehensive accessories
• Compatible with Vaillant VSC, VCC, and VSCS models.