Metal NRV (NON-RETURN VALVE) additionally, know as SWING CHECK VALVE
- NRV permits water to course through it just a single way
- Made of great metal material,
- durable and solid.
- It is regularly utilized for water, ostensible weight is 232psi.
- Convenient to utilize and simple to introduce.
ideal for use with attractions hoses to keep debased water from entering your family unit/mains water flexibly.