High Temperature Application Boiler Borosilicate Tubular Sight Gauge Glass

Borosilicate tubular gage glass is designed with a red line between two white lines. The color contrast makes it easier to read the liquid level. This is achieved by the application of specially developed paints that are bonded to the glass without etching. Material: Standard borosilicate glass 3.3 Diameters range from 1/2" OD to 1" OD General Application: Tanks, reservoirs, low pressure boilers. Ends Finish:may be cut, ground, or fire polished depending on application. Pressure ratings range:from 90 PSI to 600 PSI depending on end finish, diameter, and length required.