Quality Machine & Metal Works is the only Canadian manufacturer of flat glass liquid level gauges and their associated valves since 1987. Our Quality Management System complies with the requirements of ISO 9001/2000 for the manufacture of liquid level gauges and valves. We currently produce a wide range of products for medium pressure series, high pressure and extreme pressure applications, with a variety of exciting new products under development. We specialize in large quantity production runs, but, we also excel in exotic and special orders manufactured to your specific needs.