The answer to 'how much does flashing cost in Illinois' is that the cost of flashing can vary widely depending on several factors. Flashing is an important roofing material used to seal and waterproof the joints and edges of a roof, and its cost is influenced by the type of material, the size and complexity of the roof, and the labor required for installation.
Typical flashing materials can range from aluminum, galvanized steel, or copper, with copper being the most expensive option. The size and number of flashing pieces needed will depend on the roof's design, the number of penetrations (such as chimneys or vents), and the overall square footage. Labor costs can also vary based on the contractor's experience, the difficulty of the installation, and the local market rates.