Sensirion has launched a new product in its SCD4x miniaturized CO2 sensor series. The SCD42 has been designed for products that fall under California’s Building Energy Efficiency Standards (Title 24), and is therefore suited for US HVAC applications. High levels of carbon dioxide (CO2) compromise humans’ cognitive performance and well-being. Thanks to new energy standards and better insulation, houses have become increasingly energy efficient. However, CO2 produced by human metabolism can accum...