Will Watts MP1-100 0-250 1/2G /D+NK (PP556012) fit my existing heating system?
Yes, this Watts unit (SKU PP556012, category: Pipe fittings & valves) is manufactured to European EN 12828 hydronic standards. Verify the connection thread or nominal size (e.g. DN15 1/2", DN20 3/4", M30×1.5 or Danfoss RA Click) – our engineering advisor Vytautas lists directly compatible mating components on this page.



