Product catalog
Borosilicate Tubular Gauge Glass, Sight Glasses, Polycarbonate Tubing and more!
At Zight, we take pride in offering a wide range of borosilicate tubular gauge glass products, polycarbonate tubing, and more, all designed to meet the highest quality standards. Our borosilicate glass tubes offer exceptional resistance to extreme temperatures and corrosive chemicals, making them ideal for demanding industrial applications where durability is crucial.
All our products ensure exceptional optical transparency and superior mechanical strength. Whether you need level gauges for high-pressure boilers or sight tubes for applications in the chemical industry, our products are designed to withstand harsh conditions and maintain clear and precise visibility at all times.
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Each piece is meticulously manufactured to ensure dimensional precision and tensile strength, guaranteeing reliable and safe performance in critical environments. At Zight, we are committed to providing quality solutions that not only meet but exceed our customers' expectations in terms of performance and durability.
ZIGHT BOROSILICATE TUBES are available in different wall thicknesses according to customer specifications, in both Red Line and Transparent. The Red Line tube uses a special treatment (two white lines and one red line) that magnifies fluid level for quick, distant inspection. Contact us for dimensions, pricing, or application guidance.






