Will Wavin Fire-stop pipe collar ASTO 100 d58/78 (286730000) fit my existing heating system?
Yes, this Wavin unit (SKU 286730000, category: Wastewater & drainage systems) 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.




