Socket-type flap gate [Backflow prevention valve: F1 type]

This is a socket-type flap gate that can be directly attached to PVC pipes!

This is a simple flap gate that is ideal for drainage channels and countermeasures against backflow during river flooding. It is an economical and easy-to-install standard product. 【Made of Synthetic Resin】 ◎ The door body is made of synthetic resin, making it lightweight and easy to open and close with minimal force. ◎ It does not use rubber, so maintenance is not required for a long time. 【Direct Installation on PVC Pipes】 ◎ It features a socket type for easy installation by simply inserting the PVC pipe. 【Rich Track Record】 ◎ It has been used for many years across the country. For inquiries or requests for various materials, please feel free to contact us at the following: 　　TEL: 052-444-4634 　　FAX: 052-441-7854 　　Email: web-inq@chububika.co.jp

basic information

【Product Name】 Backflow Prevention Valve 【Model Number】 Type F1 【Standard Sizes】 50/65/75/100/125/150/200/250/300/350/400/450/500/600 Compatible with VP and VU pipes 【Allowable Water Depth】 Within 2.0m (from pipe bottom to HWL) 【Material】 - Door/Socket: Synthetic Resin - Hinge: Stainless Steel

Price information

Prices may vary depending on size and specifications, so please contact us.

Delivery Time

Please contact us for details

Delivery times may vary depending on size and quantity, so please contact us.

Model number/Brand name

F1 type

Applications/Examples of results

【Purpose】 It is ideal for preventing backflow during high water levels when installed on drainage pipes connected to water channels or rivers. Additionally, it opens with minimal force, making it suitable for areas with low drainage volume. The pricing is also set to be user-friendly for temporary materials. 【Track Record】 It has been adopted for many years across various regions nationwide.