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Tubular Gauge Glass - Heavy Wall
SKU: Tubular Gauge Glass - Heavy Wall
Extra-Heavy Wall Tubular Gauge Glass John Moncrieff Ltd supplies extra-heavy wall tubular gauge glass engineered to perform under extreme pressure conditions — delivering c...
ASL57 LED Ex
SKU: ASL57 LED Ex
ASL57 LED Ex – High-Output Illumination for Hazardous Process Environments Engineered for explosive gas and dust zones, the ASL57 LED Ex delivers powerful, focused illumi...
Composite Type C – Bi-directional
SKU: Composite Type C – Bi-directional
Composite Type C – Bi-directional Bursting Disc The Composite Type C – Bi-directional bursting disc provides dual-direction protection, making it an optimal solution for s...
DIN 28121 Circular Sight Glass Fitting
SKU: DIN 28121 Circular Sight Glass Fitting
DIN 28121 Circular Sight Glass Fitting John Moncrieff’s DIN 28121 circular sight glass fittings are precision-manufactured assemblies designed for bolting directly on...
Engineering Industry
SKU: Engineering Industry
John Moncrieff — Precision Glass Solutions for Challenging Applications At John Moncrieff Ltd, we are a trusted leader in custom-engineered glass components, delivering prec...
ESL51 LED
SKU: ESL51 LED
ESL51 LED – Flush-Mounted LED Luminaire for Clear, High-Contrast Process Illumination The ESL51 LED luminaire provides clean, high-contrast illumination inside vessels, t...
Marine Gauge Push Button
SKU: Marine Gauge Push Button
Marine Gauge – Tubular Level Gauge for Marine & Offshore The John Moncrieff Ltd Marine Gauge is engineered for marine and offshore duty. Its tubular design delivers cle...
Metaglas Type 177 ANSI
SKU: Metaglas Type 177 ANSI
METAGLAS® Type 177 ANSI – Metal-Fused Sight Glass for Flow Indicator Fittings The METAGLAS® Type 177 ANSI is a precision-engineered metal-fused sight glass designed for fl...
Metaglas Type 61 Metric / BSW
SKU: Metaglas Type 61 Metric / BSW
METAGLAS® Type 64 — Round Head Threaded Sight Glass (Flush-Mount, Oil Level) The METAGLAS® Type 64 Round Head is a flush-mounted, air-side threaded sight glass engineered for femal...
Metaglas Type 80.SL
SKU: Metaglas Type 80.SL
METAGLAS® Type 80.SL — Clamp-Fit Metal-Fused Sight Glass (DIN 32676 / ISO 2852) The METAGLAS® Type 80.SL is designed for clamp fittings to DIN 32676 / ISO 2852, offering a secur...
Metaglas Type 85
SKU: Metaglas Type 85
METAGLAS® Type 85 — Sterile Duty Fitting (DIN 11864-3 Form A, Raised Lip) The METAGLAS® Type 85 sterile-duty sight glass is designed for aseptic clamp connections to DIN 11864-3...
Metaglas Type 98.ZIM
SKU: Metaglas Type 98.ZIM
METAGLAS® Type 98.ZIM — Integrated Sight Glass Cover Assembly The METAGLAS® Type 98.ZIM is a precision-engineered cover with an integral METAGLAS® fused sight glass, delivering...
Pressed Glass Production - Coloured Glass
SKU: Pressed Glass Production - Coloured Glass
Experience the vibrant hues and exceptional quality of our coloured pressed glass products. From the subtle tones of pastels to the bold intensity of jewel tones, our coloured glass offers a unique an...
Process Level Gauge - Valves & Cocks
SKU: Process Level Gauge - Valves & Cocks
Shut-Off Devices — RAV Gauge Valves & DG Gauge Cocks Two isolation strategies. RAV gauge valves with metal seats and an integrated safety ball for critical duty; and DG...
Soda-Lime Glass
SKU: Soda-Lime Glass
Soda-Lime Glass: A Versatile and Cost-Effective Solution Soda-lime glass is the world’s most widely used glass type, valued for its excellent transparency, affordability, ...
Steam Level Gauge - Accessories
SKU: Steam Level Gauge - Accessories
Steam Level Gauge Accessories — Illuminate, Protect, Calibrate John Moncrieff Ltd supplies a comprehensive range of accessories for steam level gauges — from illuminators a...
SW2 Wiper
SKU: SW2 Wiper
SW II BW Flexible-Drive Wiper – Manual Internal Cleaning for Circular Sight Ports The Lumiglas SW II BW Wiper is engineered for manually activated cleaning of the inside f...
Tubular Gauge Glass - Red Line
SKU: Tubular Gauge Glass - Red Line
Red & White Line Tubular Gauge Glass John Moncrieff Ltd supplies tubular gauge glass with enhanced red and white meniscus lines designed to improve visibility and accur...
Aluminosilicate Glass
SKU: Aluminosilicate Glass
Aluminosilicate Glass: A Balance of Strength and DurabilityAluminosilicate glass blends the strength, thermal stability, and chemical resistance of alumina (Al₂O₃) with the transparency of silicate g...
Metaglas Type 77 DIN
SKU: Metaglas Type 77 DIN
METAGLAS® Type 77 DIN — Metal-Fused Sight Glass for Flow Indicator Fittings The METAGLAS® Type 77 DIN is a metal-fused sight glass manufactured according to DIN 7079 for sight...
Metaglas Type 80 ESL51
SKU: Metaglas Type 80 ESL51
METAGLAS® Type 80 ESL51 — Compact Sanitary Light + Metaclamp® The METAGLAS® Type 80 ESL51 combines a miniature stainless-steel Lumiglas® ESL51 process light with the pr...
Metaglas Type 85.BF
SKU: Metaglas Type 85.BF
METAGLAS® Type 85.BF — Sterile Duty Fitting (DIN 11864-3 Form A, Aseptic Groove Clamp) The METAGLAS® Type 85.BF is a sterile-duty sight glass developed for DIN 11864-3 Form A as...
Metaglas Type 99.ZIM
SKU: Metaglas Type 99.ZIM
METAGLAS® Type 99.ZIM — Pressure Cover with Integral Sight Glass The METAGLAS® Type 99.ZIM is a pressure cover with an integral METAGLAS® sight glass, combining vessel access and...
Mini Gauge
SKU: Mini Gauge
Mini Gauge – Compact Tubular Level Gauge The John Moncrieff Ltd Mini Gauge is a simple, effective valveless tubular level gauge. Its connection ends screw directly into the...























