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Gauge Glass - Reflex
SKU: Gauge Glass - Reflex
These glasses are distinguished by the grooves down the face. The grooves increase the angle of refraction which makes the visibility of the liquid level is much better than when using Transparent Pla...
Type G31 Seeflex Marine Gauge
SKU: Type G31 Seeflex Marine Gauge
The Seeflex Gauge is a Reflex Glass gauge designed for use within the marine & offshore industries for tanks containing flammable liquids. The Seeflex gauge meets the requirements of SOLAS (Safet...
Gauge Glass - Transparent
SKU: Gauge Glass - Transparent
Clear (smooth on both sides). In order to increase the resistance to operating conditions (pressure, temperature, aggressive environment), transparent glass is typically protected by mica shields on t...
Tubular Gauge Glass - High Pressure
SKU: Tubular Gauge Glass - High Pressure
Our high-pressure borosilicate tubular gauge glass is engineered for demanding sight glass applications in boilers, tanks, and pressure vessels. Crafted from premium borosilicate tubing, these glasses...
Mica Sheild
SKU: Mica Shields
If you are working with steam, hot alkaline, or acidic solutions a mica shield is the best way to protect the integrity of your gauge glass. Over time these liquids will wear down even the toughest g...
Tubular Gauge Glass - Heavy Wall
SKU: Tubular Gauge Glass - Heavy Wall
Our extra-heavy wall tubular gauge glass is designed to withstand exceptionally high pressures, reaching up to 600 psi. This robust construction allows for reliable level indication in even the most d...
Engineering Industry
SKU: Engineering Industry
John Moncrieff: Precision Glass Solutions for Challenging ApplicationsJohn Moncrieff is a leading provider of custom-engineered glass components, specializing in the manufacture of precision ground pl...
Tubular Gauge Glass - Red Line
SKU: Tubular Gauge Glass - Red Line
Our tubular gauge glass features enhanced red and white meniscus lines for improved visibility and accuracy. These lines are applied using a specialized bonding process that does not require etching,...
Oil & Gas Industry
SKU: Oil & Gas Industry
John Moncrieff: Your Premier Supplier of Glass and Components for the Oil & Gas IndustryWe are a leading provider of high-quality glass and essential components for the oil and gas sector. Our ex...
Optical Industry
SKU: Optical Industry
John Moncrieff: Precision Glass for the Optical IndustryJohn Moncrieff is a leading supplier of high-quality glass components for the optical industry. We offer a wide range of precision-engineered gl...
Chemical Processing Industry
SKU: Chemical Processing Industry
John Moncrieff: High-Performance Glass for Chemical ProcessingJohn Moncrieff is a leading supplier of high-quality glass components for the demanding environments of the chemical processing industry...
Sight Glass Window
SKU: Sight Glass Window
Type SF & SG are compact low-cost assemblies that provide reliable level indication, and positive indication when liquid is present. These screw-in plugs are fitted with high quality glass. They...