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361 Steelcase Road West
Unit 6
Markham, ON  L3R3V8 - Canada



(905) 477-2133


(905) 477-4219

Greyline Instruments

Greyline-Instruments Greyline Instruments develops and manufactures industrial flow and level monitoring instruments for measurement and control in water and wastewater treatment, industrial process automation, and environmental monitoring. Instruments include ultrasonic level monitors and transmitters, tank level monitoring instruments, pump station level controllers, software and data loggers. Greyline products are unique in that they measure flow or level without contacting the materials being measured. Greyline products are sold and supported worldwide.

* Indicates some SKUs available in stock for immediate delivery.