The product permits the flow and shuts automatically when the flow goes backwards. It is spring loaded & its “O” ring type. The product is Screwed Female Ends to IS 554 / BS 21 / ISO 7 with two piece design and is used for vertical lines only. With test pressure 30 kg/cm²gm and maximum temperature 220°C. Available in different sizes, comes with 5 years of warranty.
Usage
● Spring-loaded with “O” ring type
● Flow in one direction
● Vertical lines only
● Highly effective & durable
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