I read that the watt-density is also quartered when running a 220V element at 120V. I use a 1650W, 120V LWD element in my 1.5" SS RIMs tube and haven't had any scorching issues yet.
Something is always fermenting....
"It's Bahl Hornin'"
Kegged: Sour Saison, Pale Ale, Aggie Ale, Firestone DBA, De Koninck Blonde
Bottled: Belgian Quad (Grand Reserve), Derangement (Belgian Dark Strong)
On Deck: Pliny the Younger