PRODUCTS CENTER
Product Description
| Model | Max Flow | Max Pressure | Rated Tem | Inlet | Outlet | By Pass | Weight | ||
| L/min | gpm | bar | psi | ℃ | thread | thread | By-pass | KG | |
| VB25外 | 25 | 6.6 | 250 | 3625 | 90 | G3/8" | G1/4" | G1/4' 1/2" | 0.45 |
| VB25内 | 25 | 6.6 | 250 | 3625 | 90 | G3/8" | G1/4 | 0.70 | |
| VW30(1/2) | so | 13.2 | 300 | 4350 | 90 | G1/2" | G1/2" | G1/2" | 0.65 |
| VW30(Nickel) | 40 | 10.6 | 300 | 4350 | 90 | G3/8" | G3/8" | G1/2" | 0.55 |
The VB25 Internal Backwater device is designed to protect drainage systems from unwanted reverse flow, ensuring stable and hygienic water management. With a compact structure and smooth internal passage, it allows normal discharge while instantly blocking backflow during pressure surges. Easy to install and built for long service life, it provides dependable protection for plumbing lines in residential and industrial environments.
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No.2338 Pengbei Avenue,Binhai Industrial Zone,Luqiao,Zhejiang,China 318057