It's probably not the answer you want, but I'd empty the basement and do
it 'right'. Grand down (or break up) the high spots and use
self-leveler to do the rest. That sounds like something that could very
quickly turn bad if you don't bite the bullet and do it right the first
time.
Scott
On 12/8/2010 9:20 AM, Jim Franklin wrote:
> The high spots are too wide. Think Appalachians, not Rockies :-)
> I think troweling in the depressions to make it shimmable is the best option.
> Advantek over sleepers should be sturdy enough, but I'd sure love a recessed,
> top-adjustable threaded fastener. Something like a locking (like Nylok) T-nut
> on 16" centers, whose protruding shaft I could cut off once the adjustment was
> done. Actually that might work if she doesn't balk at the cost...
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