Abstract: A method and apparatus for making garments that can cool or heat the wearer of the garment. In one embodiment, the method comprises the steps of providing a pattern board having a channel configuration formed thereon that defines at least one channel circuit, disposing a first fusible fabric over the channel configuration of the pattern board, disposing a length of tubing over the channel configuration and depressing the tubing into the channels, disposing a second fabric over the tubing and first fusible fabric to form a first laminate assembly, and applying heat and pressure to the laminate assembly to form a laminate garment structure.