Treloar Products

Specialty fluid handling products to support your chemical, petroleum and process solution requirements. 

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  • Tank Truck Equipment
  • Service Station Equipment
  • Nozzles & Dispensing Equipment
  • Terminal & Depot Equipment
  • Fluid Transfer Fittings
  • Valve Products
  • Projects

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The 502SG & 404SG sight flanges are bolted
(sandwiched) behind the API adaptors to show product present & its colour to confirm product identification.


• Clear and polished material.
• Available in TTMA & 150lb drilling.
• Available in various thicknesses.


502SG-100-20 = sight glass 100mm TTMA 20thk
502SG-100-25 = sight glass 100mm TTMA 25thk
502SG-100-40 = sight glass 100mm TTMA 40thk
404SG-50-40 = sight glass 50mm ANSI150 40thk
404SG-80-40 = sight glass 80mm ANSI150 40thk
404SG-100-20 = sight glass 100mm ANSI150 20thk
404SG-100-40 = sight glass 100mm ANSI150 40thk

Latest news

Sep 29, 2020
Welcome to our new digital home
As you may have noticed, things have changed a little bit around here.  

Sep 28, 2020
Project: Loading Arm for Propylene Glycol (PGI)
This was a loading arm for Propylene Glycol (PGI), the customer needed it in a very short lead-time and we were able to deliver. Typically, this type of arm would take us 8-10 weeks as they are manufactured to order in our workshop, but we were able to deliver in just 6 weeks including painting and ...

Sep 27, 2020
Industry coupling offers LNG innovations
Treloar Trading and its international partner ARTA are offering the global market new LNG products, including gas dry break and breakaway coupling technology as well as cryogenic equipment for loading and unloading. LNG is a global commodity accounting for a significant percentage of worldwide gas ...