The answer to 'how much does supply line cost in Illinois' is that the cost of a plumbing supply line can vary widely depending on several factors. In general, supply lines for plumbing fixtures like sinks, toilets, and washing machines typically range from $10 to $50 per line, but the exact price can be affected by the material, length, and installation complexity.
The type of material used for the supply line is a major factor in the cost. Flexible supply lines made of braided stainless steel or reinforced plastic tend to be on the lower end of the price range, while rigid copper or PEX supply lines may be more expensive. The length of the supply line needed can also impact the total cost, with longer runs costing more. Finally, the difficulty of the installation, such as whether it requires cutting through walls or floors, can add to the overall price.