Automatic closure only during flooding! 【Drain Flap Gate: F12F Type】
F12F (with door stop) F12FN (without door stop)
It is usually open! It automatically closes during high water levels! This is a new concept "flap gate" that reduces drainage and garbage issues.
Always open type backflow prevention product [Drain Flap Gate] [Always Open Type] Being open most of the time means... ◎ High drainage capacity! ◎ Reduces the risk of debris getting stuck! [Backflow Prevention] ◎ Automatically closes when the external water level exceeds half the height of the door! [Easy to Open and Close with Little Force] ◎ The door body is made of lightweight reinforced plastic "FFU"! ◎ Double hinge mechanism allows for easy opening and closing with minimal effort! [Easy Post-Installation Type] ◎ Can be easily installed with post-installation anchors!
Inquire About This Product
basic information
【Product Name】 Drain Flap Gate 【Model Number】 F12F (with door stop) F12FN (without door stop) 【Standard Sizes】 300/400/500/600/700/800/900/1000 *Made to order. *Custom designs to fit the site are also available. 【Permissible Water Depth】 Within 2.5m (from the bottom of the opening to HWL) 【Materials】 - Door body: FFU (Glass Fiber Reinforced Plastic) - Door stop: Stainless steel - Water-tight rubber: CR - Hinge: Stainless steel 【Options】 - Customizable with door stop - Width x height can be changed For more details, please feel free to contact us at: TEL: 052-444-4634 FAX: 052-441-7854 Email: web-inq@chububika.co.jp
Price information
From 100,000 yen～ Prices may vary depending on size and specifications, so please contact us.
Delivery Time
※Delivery times may vary depending on size, quantity, and order timing, so please inquire.
Applications/Examples of results
It prevents external water from backflowing from rivers and irrigation channels. *For more details, please contact us.
Detailed information
-
F12FN model On-site installation 1
-
F12FN type On-site installation 2
-
Opening and closing experiment Left: Open state Right: Closed state
Line up（2）
| Model number | overview |
|---|---|
| F12F (with door stop) | 300/400/500/600/700/800/900/1000 |
| F12FN (without door stop) | 300/400/500/600/700/800/900/1000 |
catalog（6）
Download All Catalogs![Automatic closure only during high water levels! [Drain Flap Gate: F12F Type] Product Catalog](https://image.www.ipros.com/public/catalog/image/01/e0a/350682/IPROS70599894683258654364.jpeg?w=120&h=170)
![Light and strong made of FRP! Easy installation! [Anti-backflow door: F3 type] Product catalog](https://image.www.ipros.com/public/catalog/image/01/b03/356947/IPROS58074976085043842182.jpeg?w=120&h=170)
![Directly attachable to PVC pipes! Synthetic resin flap gate [Backflow prevention valve: Type F1] Product catalog](https://image.www.ipros.com/public/catalog/image/01/467/355075/IPROS17529211974750562855.jpeg?w=120&h=170)
![Low cost! Stainless/Aluminum/Iron [Flap Gate: Type F8]](https://image.www.ipros.com/public/catalog/image/01/da1/357935/IPROS43913154523605315025.jpeg?w=120&h=170)
![Economical and easy to install! Synthetic resin flap gate [Backflow prevention door: Type F2] product catalog](https://image.www.ipros.com/public/catalog/image/01/104/356659/IPROS79233016473086330284.jpeg?w=120&h=170)
CAD data（2）
| Model number | overview | File |
|---|---|---|
| F12FN-300～1000 | 【Product Name】Drain Flap Gate (Without Stop)【Model Number】F12FN【Size】□300～□1000 *Please do not modify the drawings. |
|
| F12F-300～1000 | [Product Name] Drain Flap Gate (with Stopper) [Model Number] F12F [Size] □300 to □1000 *Please do not modify the drawings. |
|
Company information
Chubu Beautification Corporation has been involved in the development, production, and sales of water-related products since its establishment in 1966, contributing to the advancement of agriculture and water supply and sewage sectors nationwide. As we enter the 21st century, we are increasingly aware of the rapid changes in social conditions and the growing impact of changes in the natural environment surrounding people. We strive to be a good advisor and a collaborative partner in the fields of water and civil engineering, focusing on creative actions and technological improvements. We consider it our mission to contribute to the creation of a safe and comfortable living environment for the people in the region. We look to the future of people and the environment and deliver reliable products. We appreciate your continued support.
![[New Product] Plenty of nano bubbles with three types of special shower heads.](https://image.www.ipros.com/public/product/image/aaf/2000996252/IPROS13966841472848260335.png?w=280&h=280)
![[Odor Control] Intense Odor Odor-Lock MASK](https://image.www.ipros.com/public/product/image/2092961/IPROS13828572832379854459.png?w=280&h=280)