To fully introduce our company RIO-TEK Canada Inc., we are a service & product provider to the Flange, Fitting, Piping and Valve suppliers/consumers, Fabrication shops, etc. in Alberta and abroad, with our manufacturing located in Edmonton, Alberta. Simply, our service is two-fold: Firstly: To convert, alter, and modify customer supplied items (Flange, Fitting, Piping and Valves) to meet their specifications and adhere to the regulatory requirements that govern this industry for pressure vessel systems; and, of course, Secondly: To supply select other products coordinated through our facility. Here are some of the other areas whereby we are of further assistance to the industry with specific services and/or products, some of which include the CRN. Product Descriptions: Spec Blinds, paddles (Spades/pancake), spacers, Bleed Rings, Orifice Plates, Stub Ends, Lap Joint - End Rings, Tapped/Threaded Flanges, Vent Blinds (A-Hole Blinds).