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Products meeting the search criteria
Circular Sight Glass
SKU: Circular Sight Glass
John Moncrieff — Sight Glass Materials & Selection Guide Selecting the correct sight glass material is essential for ensuring long-term performance, safety, and clarity under vary...
Glass Panels
SKU: Glass Panels
John Moncrieff — Custom Glass Processing & Finishing Services At John Moncrieff Ltd, we don’t just supply standard glass — we offer precision glass processing and finishing servic...
Metaglas Type 11.SW
SKU: Metaglas Type 11.SW
Metal fused sight glass flanges with wiper, fitting dimensions acc. DIN 2501Suitable for base flanges or weld neck flanges with flat sealing surface, without sealing ledge
Metaglas Type 211
SKU: Metaglas Type 211
glass lined vesselsconnection to DIN2501 or ANSI B16.5sight flow indicators to DIN3236, 3237
Metaglas Type 275
SKU: Metaglas Type 275
Circular metal fused glass lined sight glass for glass lined pressure vessels
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...
Soda Lime Glass
SKU: Soda Lime Glass
Replacement glass for Lumiglas Sight Glass Disc, Circular DIN8902/BS 3463• For pressure duties at temperatures up to 150°C. No lower temperature limit• Toughened (tempered) soda lime glass to DIN 8902...
Borosilicate Glass
SKU: Borosilicate Glass
Replacement glass for Lumiglas Sight Glass Disc, Circular, MAXOS® DIN 7080 or BS 3463• For pressure duties at temperatures up to 280°C. No lower temperature limit• Toughened borosilicate glass to eith...
Double Glass Sight Glass Fitting
SKU: Double Glass Sight Glass Fitting
Circular flange assembly ready for bolting straight onto weld pad/nozzle flangeGlass discs separated by spacer ring and independent sealsIf damage occurs to one disc, the other maintains service under...
Glass with hole for wiper
SKU: Glass with hole for wiper
Lumiglas Sight Glass Disc, Circular, With Central Hole 10.5mm to DIN 8902/DIN 7080• For pressure duties, no lower temperature limit• Toughened Sodalime or Borosilicate glass to DIN 8902/DIN 7080• Grou...
Mica Sheild
SKU: Mica Shields
John Moncrieff — Mica Shields for Gauge Glass Protection When working with steam, hot alkaline, or acidic solutions, protecting your gauge glass is critical for maintaining system saf...
Metaglas Type 99.ZIM
SKU: Metaglas Type 99.ZIM
Pressure Cover with Integral METAGLAS® Sight Glass CoverWide acceptance in the European & American food, beverage, pharmaceutical, chemical industries etc.
Metaglas Type 13.SW
SKU: Metaglas Type 13.SW
METAGLAS® TYPE 13.SW BOLT ON SIGHT GLASS TO ANSI B16.5 FOR WIPERSuitable only for flat flanges, without sealing ledge, complete gasket is required
Rubber Cones / Square Section Rubbers
SKU: Rubber Cones
John Moncrieff — Rubber Cones & Square Section Rubbers for Boiler Applications At John Moncrieff Ltd, we supply a wide range of high-quality rubber cones and square section rubber...
Metaglas Type 73
SKU: Metaglas Type 73
Metal fused sight glasses according to DIN 7079Circular sight glasses for installation in sight glass fittings according to DIN 28120, sight glass armatures according to DIN 28121, pipe scre...
Metaglas Type 11.B3
SKU: Metaglas Type 11.B3
METAGLAS® Sight Glass Flange – Connection to DIN 2501Glass - concave both facesFlat face mating flange