Cooper's Hardware is the local's choice. Family owned and operated since 1941. In the San Fernando Valley, Sylmar and Simi Valley. You can find sand or gravel, brick or block, hay and tack, feed and grain, pipe and fittings, masonry and flagstone, plaster and stucco, concrete and cement, breakers, wire, fuses, taps, plugs and switches. Cooper's offers hydraulics repair, window, sliding glass...