■ Advanced method of Custom systems designed to accommodate specific tyre size ranges. ■ Control panel with independent automatic control digital temperature read-out for both inside and outside heat pad temperature with wiring hardness. ■ The system uses an outside flat air bag and heat pad with inside heat pad and an inflatable mandrel/airbag to accomplish distortion free repairs on radial, bias and low profile OTR tires. Tyre size range 1300-24 through 45