SGT300 - 3.00" Size Sight Glass - Polycarbonate

Sight Glasses enable the water hauler and pumper to view, at any time, what is streaming through the storage tank drain lines.

Features
Temperature range from -76 ºF to 185 ºF – greater range than the poly-acrylic versions.
Heavier than Schedule 80.
Working pressure up to 500 PSI for both sizes.
NPT pipe threads on both ends.
Comes with thread protectors on both ends.
High impact resistant polycarbonate material.
Excellent UV ray resistance.
Excellent resistance to most acids, low concentrations of alcohol and alkalis. Compatible with aliphatic hydrocarbons, aromatic hydrocarbons, mild detergents and cleaners, greases and oils & silicone greases and oils.

Warning
Do not tighten or loosen while under pressure
Avoid direct contact with strong acids or chemicals
Always place the pipe wrench on the metal connections and not the sight glass itself when tightening.
Use on drain lines only. never use on flow lines.
Always use an oily rag when cleaning this product.