There are members who are in favor of a store bought, ready to assemble shelve because they are much less expensive to buy. If you compare a typical shelf system to the proposed you will see that this is not the case.
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This system [http://www.homedepot.com/p/Gorilla-Rack-5-Shelf-30-in-x-12-in-x-60-in-Freestanding-Storage-Unit-GR5-3012-5PCB/203665268?MERCH=REC-_-NavPLPHorizontal1-1-_-NA-_-203665268-_-N] is thirty inches long by twelve inches deep and with five shelves which come out to eighteen hundred inches, or twelve and a half square feet of storage for forty-nine dollars and ninety-seven cents. The final cost comes out to four dollars per square foot.
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The material estimate for the proposed shelves is one thousand dollars and the cost of one of the six modules is one-hundred and sixty-seven dollars. One shelf module measures be forty-eight inches by eighteen inches with six shelves that calculate to five thousand-one hundred and eighty-four square inches or thirty-six square feet. The final cost in dollars per feet is only four dollars and sixty-three cents per square foot.