You must have gotten the Florida model - its specially designed for us 'cool' people. Huw Powell wrote: > - and at the end of the operating levers stroke, a > piece of this baffle still blocks about 1/6-1/4 of the pipes cross > sectional area.] > > or skip the wordiness - when its 100% open, it ain't! > > As someone with inadequate heat I have to wonder why this is. Anyone > know?