PS Group is an indoor climate solutions provider. We help our clients plan, develop and implement indoor climate in which peo ... ple and businesses thrive. Our manufacturing unit produces industrial humidifiers, humidifying systems, dehumidifiers, dehumidifying radiant coolers, and radiant heating systems etc. Since the founding of PS in 1960, we have consistently pioneered our field, approaching indoor climate with our unique nature-inspired techniques. Having gained experiences for multiple decades, we've learned to work with the distinctive climates of the various areas of Japan. read more