| 材質: |
Material: |
| ˙不鏽鋼材質+ETFE塗層 |
˙Stainless steel+ETFE coatnig |
| ˙不鏽鋼板 |
˙Stainless steel plate |
| 特性: |
Feature: |
| ˙運用歐姆開關轉動葉片，可調整任意角度 |
˙Utilizing gear box actuate the opening of |
| 以控制風量。 |
blades in any angle to throttle air volume. |
| ˙葉片防漏墊片之裝置能有效增加氣密性。 |
˙Furnishing blades with leak-proof gasket for |
| ˙本產品獲得經濟部智慧財產局新型專利。 |
better air-tighness. |
| |
˙Patent Certificate obtained. |
