The seat belt frame, in category M1, is equipped with approved seat belts and allows the installation of the TRUMA CombiNeo - ready heater inside the compartment located under the seat in a horizontal position. The support frame enables a more versatile installation of the heater, offering the possibility to position the structure on the right, left, front, and back thanks to the adjustment slots. The frame can be easily fixed to the vehicle's floor using wood screws.