Wager - Model Pyrex - Explosion-Resistant and Dust-Proof Viewports Socket

The Wager explosion-resistant and dust-proof Viewports consist of a PYREX plate glass mounted to an aluminum frame and attached to the outer boiler casing. These Viewports may be used alone or in conjunction with the Wager Boiler Inspection Light. The Boiler Inspection Light and the Viewport have both been approved for installation aboard USN and USCG vessels for Oil Drip Detection on boilers.