Skutt LT Touchpad with Circuit Board (For FireBox and GlazeTech kilns)KPS Part Numbers 1000555 Skutt Part Numbers 3141 The three Skutt kilns that use this controller are the Firebox 8x4 LT, FireBox 8x6 LT and GlazeTech. The touchpad unit comes complete with the circuit board and touchpad. No mounting screws are included. By default, the touchpad comes configured for a Type K thermocouple (the most common and least expensive for kilns).