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. Sight glass is simple device which is also an effective back-flow preventer. Sight glass is suitable for horizontal installation.
Water, oil, steam, air and other non- corrosive media
- Sight glass is used in pipeline to check flow of water, air, lubricants and steam.
- Maintenance free.
- Available in various sizes.
- Sight glass is very easy to install and operate.
½”, ¾”, 1″
½”, ¾”, 1″
The sight glass should be installed in a horizontal pipe line with the glass at the top. Enough space should be left open above the glass to facilitate checking of the flow/ operation. In cases where the device is fitted to check the operation of a steam trap, sight glass should be fitted at a distance of 5 to 6 feet downstream of the trap
- Easy to operate
- Sight glass is maintenance free
- Very cheap
- Used to check flow of fluid easily.
|PMA: Maximum Allowable Pressure||228 Psig|
|TMA : Maximum Allowable Temperature||400 F|
|Cold Hydro test Pressure||350 Psi|
|SR NO.||PART||MATERIAL||QTY. (Nos.)|