John Moncrieff Ltd, an Industrial Glass Manufacturer, manufactures and produces a diverse range of quality, precision-engineered glass for chemical, scientific, and engineering applications. As an industrial glass manufacturer, our range covers level gauge glass, sight glasses, glass tubes as well as both pressed and blown glass products, such as glass covers and blown vessels. We currently ship to many blue-chip companies in almost 100 countries, as our products are manufactured to meet the International Standards and Safety regulations required due to the environment they are involved in and exposed to high temperatures and chemical substances. Our fully qualified technical sales team is on hand to assist you with any questions or inquiries you have. John Moncrieff Ltd offers an extensive range of glass products, designed to meet the specific needs of various industrial applications. Our product categories include: Glass Tubing, Level Gauges, Tank Gauges, Oil Sights, Marine Compliant Gauges, Reflex and Transparent Process Gauges, High-Pressure Steam Gauges, Magnetic Gauges, Sight Glasses, Flow Indicators, Quartz Glass, and Blown Glass.

John Moncrieff Ltd is a PREMIER INDUSTRIAL GLASS MANUFACTURER & SUPPLIER SINCE 1865

Why Choose John Moncrieff?

Choosing John Moncrieff Ltd as your industrial glass supplier provides numerous advantages, driven by our long-standing commitment to quality, innovation, and customer satisfaction.

Superior Quality and Reliability

John Moncrieff’s products are manufactured to the highest international standards and safety regulations, ensuring they perform reliably in harsh environments exposed to high temperatures and chemical substances. This commitment to quality and compliance makes our products a trusted choice for blue-chip companies worldwide.

Comprehensive Product Range

We offer an extensive range of products, including level gauge glass, sight glasses, glass tubes, and pressed and blown glass products such as glass covers and blown vessels. Our product portfolio is designed to cater to a wide array of applications in chemical, scientific, and engineering fields, ensuring we have the right solution for your specific needs.

Innovation and Technology

John Moncrieff Ltd is dedicated to continuous innovation, employing advanced manufacturing techniques to produce precision-engineered glass products. Whether it’s our high-purity quartz glass, scratch-resistant sapphire glass, or robust blown glass, we use the latest technology to ensure superior performance and reliability.

transparent gauge glass - range
STANDARD CLEAR QUARTZ TUBE - RANGE
Reflex Gauge Glass - range
Flow Indicators
Flow Indicators Style - P
Flow Indicators Style - S
Flow Indicators Style - T
Flow Indicators Style - W
Flow Indicators Style - F
VISTA SPINNER
Vista Ball
GLASS TUBING
Luxury Yacht Marine Level Gauges
Boiler, Water Level Gauge
Oil Sights
CHEMLUX LIGHT FITTINGS FOR SAFE AREAS
MICRO LED LIGHT FITTINGS
SPRAYING DEVICES - SERIES
screwed dairy sight glass
RECTANGULAR SIGHT GLASSES
MINIATURE SIGHT GLASS LIGHT FITTINGS
metal fused sight glasses
hinged SIGHT GLASSES
LIGHT FITTINGS FOR STERILE APPLICATIONS - SERIES
GLASS DISCS OR PLATES, CIRCULAR OR RECTANGULAR
HAZARDOUS FIBRE-OPTIC LIGHTPIPE SIGHT GLASS
ELECTRIC AND PNEUMATIC MOTOR DRIVES FOR WINDOW WIPERS
CHEMLUX LIGHT hazardous fittings
transparent level gauge
reflex level gauge
We work 24/7

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We are very proud to be serving our local area for over 17+ years!