The Viessmann GMA 421 is a high-quality 2-branch hydraulic collector, designed for the distribution of heating circuits in multi-circuit systems. It enables optimal hydraulic balancing between different heating loops, ensuring efficient and reliable operation of modern heating installations.
The compact and insulated design minimizes heat losses, while its robust construction ensures long service life.
Key Features and Benefits
✔ 2-branch design – Ideal for systems with two heating circuits
✔ Hydraulic balancing – Stable and efficient heat distribution
✔ Fully insulated – Reduces energy losses
✔ Robust construction – Long-lasting and corrosion-resistant
✔ Compact design – Easy to integrate into system layouts
✔ Compatible with Viessmann heating technology
Viessmann GMA 421 provides efficient circuit management, improving the performance and energy savings of your entire heating system.
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