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ASL57 LED
SKU: ASL57 LED
ASL57 LED – High-Contrast Illumination for Non-Ex Industrial Process Environments The ASL57 LED luminaire delivers powerful, high-contrast lighting for visual flow indicators, ...
Borosilicate Glass
SKU: Borosilicate Glass
Borosilicate Glass: The Premium Standard for Precision Applications Borosilicate glass is renowned for its outstanding resistance to thermal shock, chemical corrosion, and ...
ESL53 LED Ex
SKU: ESL53 LED Ex
Lumistar Explosion-Proof Sightglass Luminaire This compact, high-performance Lumistar Ex luminaire is engineered for powerful illumination of closed process environments...
Flow Indicator - Style P
SKU: Flow Indicator - Style P
Introducing Our Versatile Style P Sight Glass John Moncrieff Ltd presents the Style P Sight Glass — a precision-engineered solution for reliable liquid monitoring and inspe...
Flow Indicator - Style W
SKU: Flow Indicator - Style W
Introducing Our Durable Style W Sight Glass John Moncrieff Ltd introduces the Style W Sight Glass — a high-performance, durable visual inspection unit designed for precise...
Flow Indicator - Style WF
SKU: Flow Indicator - Style WF
Introducing Our Durable Style WF Sight Glass John Moncrieff Ltd proudly introduces the Style WF Sight Glass — a high-performance unit engineered for precise visual inspecti...
Low Pressure Sight Glass
SKU: Low Pressure Sight Glass
Low-Pressure Circular Sight Glass Fittings John Moncrieff’s low-pressure circular sight glass fittings provide a compact, economical, and reliable solution for direct proc...
ME-LED
SKU: ME-LED
ME-LED Lumistar Sightglass Luminaire The ME-LED Lumistar series is engineered for seamless integration with round screwed sight glass fittings to DIN 11851 (or similar de...
Metaglas Type 11.SW
SKU: Metaglas Type 11.SW
METAGLAS® Type 11.SW – Metal-Fused Sight Glass Flange with Wiper The METAGLAS® Type 11.SW combines precision-fused glass and steel construction with an integrated wiper mechanism...
Metaglas Type 211
SKU: Metaglas Type 211
METAGLAS® Type 211 — Sight Glass for Glass-Lined Vessels The METAGLAS® Type 211 sight glass is engineered specifically for glass-lined vessels, delivering robust mechanical integr...
Metaglas Type 275
SKU: Metaglas Type 275
METAGLAS® Type 275 — Circular Sight Glass for Glass-Lined Pressure Vessels The METAGLAS® Type 275 is a circular metal-fused sight glass engineered specifically for glass-lined pr...
Metaglas Type 61 NPT Borosilicate
SKU: Metaglas Type 61 NPT Borosilicate
METAGLAS® Type 61 NPT Borosilicate — Threaded Sight Glass for Oil Level Monitoring The METAGLAS® Type 61 NPT Borosilicate sight glass provides a secure, metal-fused viewing solution ...
Metaglas Type 80
SKU: Metaglas Type 80
METAGLAS® Type 80 — Clamp-Fit Metal-Fused Sight Glass (DIN 32676 / ISO 2852) Metaglas is the strongest, most secure glass technology for sight windows. The mechanically prestressed, gla...
Metaglas Type 83
SKU: Metaglas Type 83
METAGLAS® Type 83 — Aseptic Sight Glass for Pipe Coupling DIN 11864-1 Form A The METAGLAS® Type 83 is a precision-engineered aseptic sight glass designed for pipe couplings DIN...
Metaglas Type 99.KF
SKU: Metaglas Type 99.KF
METAGLAS® Type 99.KF — High Vacuum Metal-Fused Sight Glass The METAGLAS® Type 99.KF is a compact, high-integrity metal-fused sight glass engineered for high vacuum and pressure...
Motor Drive for Wipers
SKU: Motor Drive for Wipers
Ex-Class Motor Drive – Explosion-Proof Actuator for Sight Glass Wipers The Ex-Class Motor Drive is a compact, explosion-proof actuator engineered for powering sight glass w...
Obround Sight Glass Fitting
SKU: Obround Sight Glass Fitting
Obround Sight Glass Fitting The Obround Sight Glass Fitting delivers a streamlined, low-profile observation window designed for direct welding into or onto vesse...
Quartz - Sight Glass
SKU: Quartz - Sight Glass
Quartz Sight Glass: Exceptional Clarity and High-Temperature Performance John Moncrieff’s Quartz Sight Glasses deliver outstanding optical clarity and durability under cont...
Tubular Gauge Glass - Standard
SKU: Tubular Gauge Glass - Standard
Borosilicate Tubular Gauge Glass John Moncrieff Ltd supplies borosilicate tubular gauge glass designed for accurate, durable liquid level indication in low-pressure environ...
ASL55 LED / ESL55 LED
SKU: ASL55 LED / ESL55 LED
ASL55 LED / ESL55 LED – Precision Cold-Light Illumination for Hygienic Process Environments The ASL55 LED and ESL55 LED luminaires deliver high-performance, high-contrast lighting...
ASL55 LED Ex
SKU: ASL55 LED Ex
ASL55 LED Ex – Glare-Free Illumination for Hazardous Environments The ASL55 LED Ex luminaire delivers powerful, glare-free illumination for process observation in gas and...
DIN 28120 Sight Glass
SKU: DIN 28120 Sight Glass
DIN 28120 Circular Flanged Sight Glass Fittings John Moncrieff’s DIN 28120 circular flanged sight glass fittings are engineered for high-integrity process visibility...
Metaglas Type 62 NPT Soda-lime
SKU: Metaglas Type 62 NPT Soda-lime
METAGLAS® Type 62 NPT Soda-lime — Threaded Sight Glass for Oil Level Monitoring The METAGLAS® Type 62 NPT Soda-lime sight glass is a compact, high-integrity viewing window engineered ...
Metaglas Type 79.ISO-K
SKU: Metaglas Type 79.ISO-K
METAGLAS® Type 79.ISO-K — Ultra-High Vacuum Sight Glass Assembly The METAGLAS® Type 79.ISO-K sight glass is engineered for ultra-high vacuum (UHV) environments, delivering the h...