Selection:
Hydro Anthrasit Type H, granulation 1, 0.6–1.6 mm, layer height 600–800 mm, DIN12907/19643 Hydro Anthrasit Type N, granulation 1, 0.6–1.6 mm, layer height 600–800 mm, DIN12909/19643 DVGW documentation W213, packed in robust 50 l bags