The answer to 'how much does pressure regulator cost in Chicago' is that the cost of a pressure regulator can vary significantly depending on several factors. In general, you can expect to pay anywhere from $50 to $300 for a basic pressure regulator in the Chicago area.
The actual cost will depend on the size and type of regulator needed, the brand and quality, as well as the labor costs for installation. Higher-end models with advanced features may cost more. Additionally, the location and accessibility of the installation site can impact the overall price. It's always best to get quotes from local plumbing professionals to get an accurate estimate for your specific needs.