Tank Sight Glass type 121-D | Noris
Tank Sight Glass type 121-D | Noris
Tank Sight Glass Noris Type 121-D
The Noris Type 121-D is a circular sight glass conforming to DIN 28121, designed for installation on existing DIN flanges. The 121-D variant differs from Type 121 by incorporating a dual safety window arrangement: each borosilicate glass disc is rated for full design pressure, ensuring that in the event of one disc...