Lightweight and tough made of FRP! Easy installation! 【Anti-backflow door: F3 type】
Lightweight, durable, and corrosion-resistant FRP! This is a simple flap gate that can be easily installed with a driven anchor!
【Backflow Prevention】 ◎ Ideal for preventing backflow when drainage channels or rivers rise! 【Easy Installation】 ◎ Can be easily installed with driven anchors! (For improved water resistance, please ensure the surface of the installation structure is flat.) 【FRP Material】 ◎ Lightweight, durable, and resistant to UV degradation with the use of FRP! ◎ The steel square pipe framework is covered with FRP to enhance rigidity! ◎ Excellent corrosion resistance!
basic information
【Product Name】 Anti-backflow Door 【Model Number】 F3 Type 【Standard Sizes】 300/350/400/450/500/600/700/800/900/1000 【Options】 Width x Height can be customized (up to 1000) Can also be made with door stops 【Allowable Water Depth】 Within 2.5m (from the bottom of the waterway to HWL) 【Material】 - Door Body: FRP - Hinge: CAC - Water Stop Rubber: CR For more details, please feel free to contact us at the following: TEL: 052-444-4634 FAX: 052-441-7854 Email: info@chububika.co.jp
Price information
It may vary depending on the size and specifications, so please feel free to contact us.
Delivery Time
Model number/Brand name
F3-300～1000
Applications/Examples of results
Flap gates are used to prevent backflow of external water when drainage channels or rivers swell due to sudden heavy rain. They are being adopted nationwide. Please feel free to contact us.
Line up（2）
| Model number | overview |
|---|---|
| F3 | 300/350/400/450/500/550/600/700/800/900/1000 |
| XF3 (Special Order) | Width x Height size can be changed |
catalog（2）
Download All Catalogs
CAD data（1）
| Model number | overview | File |
|---|---|---|
| F3-300～1000 | 【Product Name】Anti-backflow Door 【Model Number】F3 Type 【Size】□300～□1000 |
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