Butterfly damper 1.made from galvanized steel. It is used to adjust airflow in the ductwork or at the neck of the diffuser.

Sizes available: 150mm(6"), 175mm(7"), 200mm(8"), 250mm(10"), 305mm(12"), 355mm(14") and 406mm(16")

Standard color: galvanized steel or painted brown or black.

Zhaoqing Grandaire Air conditioning Co.,Ltd has been established for 18 years and is specialized in manufacturing a wide range of diffusers and grilles for A/C industry for domestic and overseas markets. With a strong commitment to quality and timed delivery, we have been exporting more than 4 million US dollars of products to overseas markets each year, including USA, UK, Australia, Belgium, Spain, Israel and other countries.

We are looking forword to estabalish long-term and win-win business relationship with you.Please feel free to contact me with you any requirement about our products.