Unless the home improvement retailer can come up with money during the next month-its grace period for the interest payment-it may have few options besides reorganizing its operations under Chapter 11. Standard & Poor has lowered its ratings on Rickels bonds to D from triple C. Rickel lost $15 million on sales of $127.4 million during the quarter ending Oct. 28. The major reason for Rickel"s troubles is that Home Depot, the category killer in home repair, is killing it.