ZC系列（自垂百叶风口）

用于正压的空调房间自动排气，依靠风口百叶自然下垂，隔绝室内外空气交换，当室内空气气压大于室外时，气流将百叶吹开而向外排气，室外空气则不能流入室内，所以本风口具有单向止回作用根据客户需要自垂百叶可做成方形，也可做成圆形
材质：铝合金／不锈钢
标记示例：ZC（型号）-------200×600（规格尺寸）
注：以上规格尺寸如无特殊标注，一般默认为风口的颈部尺寸。

ZC Series (natural hanging shutter outlet)

The natural hanging shutter outlet which is usually used in the air-conditioned room for automatic ventilation, it can cut off the air exchange between indoor and outdoor. When the indoor air pressure is higher than the outdoor’s, the airflow will run through the shutter and exhaust out, but at the same time the outdoor airflow can not rush in. That’s the nonreturn function.
The natural hanging shutter outlet can be square or circular to meet the customer’s requirements.
Tag example: ZC (Model )------- 200 × 600 (spec./ dimensions)
Note: The specifications above shall normally be considered as the neck size if no special marks.

FC系列（防雨百叶）

百叶型外墙风口，铝型材料，适用于机组通风，外墙防水。可安装在砖石、金属、混凝土、木结构上，表面可按用户要求进行烤漆或静电喷塑，颜色按用户要求。
材质：铝合金／不锈钢
可选附件：普通防虫网／不锈钢防虫网
标记示例：FC（型号）-------200×600（规格尺寸）
注：以上规格尺寸如无特殊标注，一般默认为风口的颈部尺寸。

FC Series (stormproof shutter outlet)

The shutter type of exterior wall outlet, aluminum product, applies to the ventilation works and exterior wall waterproof. It can be installed in the brick, metal, concrete or wood. the surface can be stoving varnish or electrostatic spray and the color can be controled to meet the customers’ requirements.
Materials: aluminum alloy / stainless steel
Optional Accessories: general insect net / stainless steel insect net
Tag example: FC (Model )------- 200 × 600 (spec./ dimensions)
Note: The specifications above shall normally be considered as the neck size if no special marks.