John Moncrieff Ltd
01577 864870 enquiries@jmoncrieff.co.uk
Categories
  • Home
    • About Us
    • Blogs
  • Industrial Glass
    • Blown Glass
    • Pressed Glass
    • Gauge Glasses
    • Glass Discs And Panels
    • Materials
    • Industries we supply
    Show All Industrial Glass
  • Tubular Glass
    • Glass Tubes
    • Coloured Glass Tubes
    • Glass Rods
    • Lead Glass Tubing
    • Tubular Gauge Glass
    • Profile Tubing, Caplliary & Rods
    • Materials
    • Industries we supply
    Show All Tubular Glass
  • Quartz Glass
    • Quartz Glass Products
    • Quartz Glass Processing & Quality Control
    • Quartz Glass Explained
    Show All Quartz Glass
  • Sapphire Glass
  • Valves
    • Gate Valves
    • Safety Relief Valves
    Show All Valves
  • Level Gauges
    • Tank Gauges/Oil Sights
    • Marine Gauges
    • Steam Level Gauges
    • Process Level Gauges
    • Magnetic Gauges
    • Boiler Spares
    Show All Level Gauges
  • Flow Indicators
  • Sight Glass & Fittings
    • Sight Glass Fittings
    • Sight Glass
    • Light Fittings
    • Accessories
    Show All Sight Glass & Fittings
  • Contact Us
eyJzZW9fZGF0YSI6eyJtZXRhX3RpdGxlIjoiU2VhcmNoIC0gVGFnIC0gIn19
  • Search

Search

Products meeting the search criteria

Product Compare (0)
DN40 P3W Relief Valve P3W40A4207

DN40 P3W Relief Valve P3W40A4207

SKU: P3W40A4207

The P3W Pressure & Temperature valve provides protection against both excess temperature as well as over pressurisation.  The valve will automatically discharge hot water at a predetermined s...

Engineering Industry

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...

FibroLUX hazardous fibre-optic lightpipe light fittings for sightglasses

FibroLUX hazardous fibre-optic lightpipe light fittings for sightglasses

SKU: FibroLUX

The fibre-optic lightpipe light fittings of the series fibroLUX represent, due to their conception, design and the use of components of highest quality level, an innovative, technically advanced top...

Lighting Application for Glass Rods

Lighting Application for Glass Rods

SKU: Glass Rods - Lighting Application

Discover the unique and captivating world of glass rod lighting. Our high-quality glass rods offer endless possibilities for creating stunning and innovative lighting solutions.Explore Our Range:Penda...

Marine Gauge Push Button

Marine Gauge Push Button

SKU: Marine Gauge Push Button

The Marine gauge is designed for use within the marine and offshore industries. Due to its tubular design this gauge is suitable only for use with non-flammable liquids. For flammable see either our G...

Pressed Glass Production - Coloured Glass

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

Process Level Gauge - Valves & Cocks

SKU: Process Level Gauge - Valves & Cocks

There are two types of shut off devices - RAV gauge valves and DG gauge cocks. RAV gauge valves have metal seats and an integrated safety ball. The DG gauge cock is a more economical solution for simp...

Profile - Oval Tube

Profile - Oval Tube

SKU: Profile - Oval Tube

Dimension x / y mmDimension t / mmStandard Length mm48mm ± 2mm x 18mm ± 1mm2.3mm ± 0.2mm1600mm50mm ± 2mm x 25mm ± 1mm2.3mm ± 0.2mm1600mm

Soda-Lime Glass

Soda-Lime Glass

SKU: Soda-Lime Glass

Soda-Lime Glass: A Versatile and Affordable ChoiceSoda-lime glass is the most common type of glass, widely used in everyday applications due to its versatility and cost-effectiveness. It's composed p...

Steam Level Gauge - Accessories

Steam Level Gauge - Accessories

SKU: Steam Level Gauge - Accessories

A range of accessories are produced for steam level gauges including illuminators, gauge glasses, micas, shields, gaskets, engraved scales and various other components. Read through the product detail...

Tubular Gauge Glass - Red Line

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,...

8mm Bore Safety Relief Valve 818881273

8mm Bore Safety Relief Valve 818881273

SKU: 818881273

8mm Nominal Bore Atmospheric Discharge Safety Relief Valve for Compressed Air & GasesNotes:Relieving pressure is set at +10%Reseating pressure is set at -10%FLOW TABLEGas (Air)Pressure (bar g.)3.0...

Aluminosilicate Glass

Aluminosilicate Glass

SKU: Aluminosilicate Glass

Aluminosilicate Glass: A Balance of Strength and DurabilityAluminosilicate glass is a type of glass that contains alumina (aluminum oxide) in addition to silica. This addition enhances the glass's pr...

Blown Glass Production - Quartz Glass

Blown Glass Production - Quartz Glass

SKU: Blown Glass Production - Quartz Glass

Quartz glass is where the clarity or the ability to resist great heat up to 1200°C is a requirement. This comes in flat sheets or tubular form. It can be manipulated into various forms or cut into you...

CHEMLUX safe area sightglass light fittings, series KL / FHL / PL / KL PowerLED / FHL PowerLED

CHEMLUX safe area sightglass light fittings, series KL / FHL / PL / KL PowerLED / FHL PowerLED

SKU: CHEMLUX safe area sightglass light fittings

These 5 series of robust, yet innovative light fittings for use in safe areas cover nearly every requirement for high intensity vessel lighting. The units may therefore be considered as universally s...

DN40 LGS HI-FLOW Relief Valve H3640A3E97

DN40 LGS HI-FLOW Relief Valve H3640A3E97

SKU: H3640A3E97

40mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas and SteamNotes:Maximum Pressure when used on Saturated Steam is 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (or...

DN40 LGS Relief Valve L3640A3397

DN40 LGS Relief Valve L3640A3397

SKU: L3640A3397

40mm Nominal Bore Single Trim Enclosed Discharge Relief Valve for Liquid, Gas & SteamNotes:Maximum Pressure when used on saturated steam us 14 bar g. (203 psi g.)Overpressure = Set pressure +10% (...

DN50 P3W Relief Valve P3W50A4267

DN50 P3W Relief Valve P3W50A4267

SKU: P3W50A4267

The P3W Pressure & Temperature valve provides protection against both excess temperature as well as over pressurisation.  The valve will automatically discharge hot water at a predetermined s...

Ductile Iron Gate Valve – Flanged PN16 – Soft Seated -NBR

Ductile Iron Gate Valve – Flanged PN16 – Soft Seated -NBR

SKU: LV5142

Flanged PN16, Ductile Iron Epoxy Coated Body, NBR Resilient Seat, Inside Screw, Non-rising Stem, DIN 3202 F4 Face to Face.Rated PN16, Temperature -10°C to 70°C.

E Orifice Leser Valve 1" #150 x 2" #150 5262.0154

E Orifice Leser Valve 1" #150 x 2" #150 5262.0154

SKU: 5262.0154

Leser API Series Safety Relief Valve Type 526 for Liquid, Gas and Steam Applications.Notes:Maximum Pressure is dependent on temperature of the applicationFLOW TABLELiquid (Water)Pressure (bar g.)0.21...

Gifts/Promotional Products

Gifts/Promotional Products

SKU: Gifts/Promotional Products

John Moncrieff: Unique Glass Gifts & Promotional ProductsDiscover exquisite glass creations from John Moncrieff. We specialize in crafting unique and memorable gifts and promotional products, incl...

Mini Gauge

Mini Gauge

SKU: Mini Gauge

Mini Gauge is an effective yet simple tubular gauge. Its valve less connection ends screw directly into the vessel and commonly used for compressor lube oil tanks or small water tanks or in the case...

Oil & Gas Industry

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...

Pressed Glass Production - Quartz Glass

Pressed Glass Production - Quartz Glass

SKU: Pressed Glass Production - Quartz Glass

Quartz glass benefits from being able to resist temperatures up to 1200°C. It has excellent resistance to chemical attack. The principal application of quartz in a press glass form are sight glasses,...

  • |<
  • <
  • 1
  • 2
  • 3
  • 4
  • 5
  • 6
  • 7
  • 8
  • 9
  • >
  • >|
Showing 97 to 120 of 257 (11 Pages)
Contact us now

Address
John Moncrieff Ltd
Unit 5 Clashburn Road
Bridgend Industrial Estate
Kinross
Scotland
KY13 8GB
Contacts
  • Email: enquiries@jmoncrieff.co.uk
  • Phone: 01577 864870
Information
  • Terms & Conditions
  • Privacy Policy

Copyright © 2025 John Moncrieff Ltd | OpenCart Website Development