Automatic closure only during high water! 【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 waste problems.
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"! ◎ Features a double hinge mechanism 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 site requirements are also available. 【Permissible Water Depth】 Within 2.5m (from opening bottom to HWL) 【Materials】 - Door Body: FFU (Glass Fiber Reinforced Plastic) - Door Stop: Stainless Steel - Water-tight Rubber: CR - Hinge: Stainless Steel 【Options】 - Production with door stop available - 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 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 outside water from backflowing from rivers and irrigation channels. *For more details, please contact us.
Detailed information
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F12FN type On-site installation 1
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F12FN type On-site installation 2
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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 |
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 for everyone 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. Looking towards the future of people and the environment, we deliver reliable products. We appreciate your continued support.