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Randy Metz Review of Superior Walls by Collier Foun...
Started installing these in 1994 and while we don'...
Started installing these in 1994 and while we don't do residential construction anymore, I have these walls in my home I built in 2007 and will have them again in the new house I'm planning. As an excavtion contractor, I'd guess we've excavated and backfilled these 50+ times, never a call back.
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