Specified Technical Sales Ltd., founded at Calgary, Alberta in 1999, proudly provides and manufactures quality HVAC water treatment products and services.

Services include project estimating, equipment repair, chemical cleanings, site analysis and water treatment program design and implementation.


Corrosion inhibitors, scale inhibitors, biocides, feed equipment, filtration, glycols, water softening and water treatment control electronics are only a sample of the products that we can provide.

Recycling Programs

In an effort to reduce the number of discarded plastic containers and the discharge of glycols to the sewer system, we implement Plastic Recycling Program and Glycol Recycling Program.