What is the main construction scheme of spiral air duct? Do you understand? Let's introduce it to you.

　　1、拆除原有非金屬風管，并拆除原有風管支架.并對所拆除管道及吊件進行搬遷及放置。

　　1. Remove the original non-metallic air duct, remove the original air duct support, and remove and place the removed pipes and hangers.

　　2、對拆除現場進行放樣。根據設計圖紙尺寸進行相關的放樣，如圖紙有相關的尺寸或者其他缺陷，再與甲方進行相關的溝通。

　　2. Set out the demolition site. Relevant lofting shall be carried out according to the dimensions of the design drawings. If there are relevant dimensions or other defects in the drawings, then relevant communication shall be carried out with Party A.

　　3、支架吊裝。支架安裝除圖紙上除有注明夕卜其余均按《通風工程施工與質量驗收標準》相關標準進行安裝。

　　3. Support hoisting. The support installation shall be carried out in accordance with the relevant standards of ventilation engineering construction and quality acceptance standard unless otherwise indicated on the drawings.

　　4、螺旋風管安裝。螺旋風管安裝時將嚴格按照《通風工程施工與質量驗收標準》相關標準進行安裝。

　　4. Spiral air duct installation. The spiral air duct shall be installed in strict accordance with the relevant standards of ventilation engineering construction and quality acceptance standard.

　　5、螺旋風管的連接。螺旋風管之聞的連接采用法蘭連接.具體的連接方式均按圖紙上所設計的要求及《通風工程施工與質量驗收標準》相關標準進行安裝。

　　5. Connection of spiral duct. Flange connection shall be adopted for the connection of spiral air duct. The specific connection mode shall be installed according to the design requirements on the drawings and relevant standards of ventilation engineering construction and quality acceptance standard.

　　6、風管水平安裝及垂直安裝時整體水平及垂直度均按照《通風工程施工與質量驗收標準》相關標準進行安裝。

　　6. During horizontal and vertical installation of air duct, the overall level and perpendicularity shall be installed in accordance with relevant standards of ventilation engineering construction and quality acceptance standard.

　　7、法蘭及安裝支架或相關的安裝輔件將嚴格設計圖紙上相關規格及要求進行制作。圖紙如無體現，將嚴格相關條例進行制作。

　　7. Flange, mounting bracket or relevant installation accessories shall be made in strict accordance with relevant specifications and requirements on the design drawings. If the drawings are not reflected, they will be produced in strict accordance with the relevant national regulations.

　　有關螺旋風管、鍍鋅風管濟南排煙罩等方面的問題請及時聯系我們，我們恭候您的光臨：http://www.pvcbox.cn/

　　Please contact us in time for questions about spiral air duct, galvanized air duct Jinan smoke hood and so on. We are looking forward to your visit: http://www.pvcbox.cn/