[NMB-F] viewing window (integrated) with protective cover lattice network

Ferrule is a viewing window of the connection (sight glass).
To protect the impact on the window portion with a protective cover and a lattice network, to prevent damage.
[NMB] viewing window (integrated) all-in-one type that is based on .

○ By attaching to the ferrule of the container or the like, you can check the status of the internal container.
○ [NM] except window and [NM-F] except with window protective cover , it is safe because the glass does not fall off when removed from the ferrule.
○ when an impact is applied from the outside, it prevents the window is broken. It also prevents dust adhesion.
○ wetted parts for SUS316L, has excellent corrosion resistance.
○ the inner surface of the tapered shape, was to ensure the field of vision to the maximum.
It can be used as a sight glass of ○ Fire Service Act No. 20 tank.

※ When you use the No. 20 tank, please check the availability the fire department of the city that always placed the container.