The answer to 'how much does roof vent cost' is that the cost of a roof vent can vary widely depending on several factors. Typically, roof vents can range from $50 to $500 or more, depending on the size, material, and type of vent. Factors that influence the cost include the size and location of the vent, the type of roofing material, and whether it requires professional installation.
Smaller, basic roof vents made of plastic or aluminum tend to be on the lower end of the price range, while larger, more specialized vents made of metal or other materials can be more expensive. The cost to install the vent is also an important consideration, as this may require a professional roofer and can add significantly to the overall expense.