Vintage single basin double drainboard porcelain over cast iron sink. Vintage porcelain kitchen sink farmhouse double drain board 60x22 ebay. White enamel wall sink vintage porcelain enamel pinterest. Antique vintage porcelain over cast iron double basin farm kitchen si. Kitchen / laundry sinks and faucets. Real porcelain enamel coating to restore your drainboard sink, tub or stove retro renovation. Gallery for old fashioned kitchen sinks. Farmhouse drainboard sinks retro renovation.