Viessmann 2-Branch Collector GMA421

Viessmann GMA 421 – Two-circuit manifold

Viessmann GMA 421 is a high-quality two-circuit manifold designed for distributing the heating medium between two heating circuits. It provides a convenient and compact connection of heating circuits, helping to create a functional and well-organised heating system.

Its compact and thermally insulated design helps reduce heat losses, while the durable construction ensures reliable operation and a long service life.

Main features and benefits

✔ Two-circuit design – suitable for connecting two heating circuits
✔ Convenient heating medium distribution – between two heating circuits
✔ Full thermal insulation – helps reduce heat losses
✔ Durable construction – for reliable long-term operation
✔ Compact design – easy to integrate into a heating system
✔ Compatible with Viessmann heating circuit pump groups

Viessmann GMA 421 provides a convenient and compact solution for connecting two heating circuits, helping create a functional and neatly organised heating system.