Visor Retentor - PG71

Aplicação

PG71 sight glasses are designed to check the flow of cooling water, lubricants, air, steam, etc. in a pipe line. 
They may also be used to check the functioning of steam traps. This simple device is also an effective back-flow preventer. Suitable for horizontal installation.

USE: Water, oil, steam, air and other non- corrosive media.

SIZES: NPS 1/2, 3/4, 1

CONNECTIONS: Screwed (NPT/BSPT/BSP)