INABA DENKO is the Japanese leading company as to installation materials for HVAC. Our products are sold over Europe, Oceania ... , North-America and ASIA. A proud history of innovation in efficiency and reliability. Since the establishment of HVAC accessories division in 1978, INABA DENKO is seeking for the superior quality, function and reliability. Now one of the HVAC accessories manufacturers, INABA will continue to focus on creating and supplying the best in HVAC market for installers. read more