This stainless flange is the HUUM CLIFF / STEEL embedding ring (the slim family). One SKU covers CLIFF and STEEL heater-only — not Mini, not DROP, not HIVE.
How it is used
HUUM: at least 550 mm / 21.7 in of the heater must protrude above the bench. The flange covers the cut rims. On this shop: CLIFF 6 / 9 / 11 and STEEL 6 / 9 / 11 heater-only. CLIFF Mini and STEEL Mini are not named on this SKU.