Fluid Film Oil Undercoating in NH. The destructive force of corrosion is the single greatest threat to your vehicle. Fluid Film Oil Undercoating will protect against constant exposure to a wide range of elements such as water, dirt, salt and calcium chloride can lead to rapid deterioration of its metal components. This problem results in a poor appearance, loss of value and most importantly some severe safety issues. Getting your vehicle oil under coated with fluid film is your best defense against Rust and Corrosion. Don’t wait for your car or truck to rust out from under you. Call Hudson Oil Coating to make an appointment for your protection against the elements. Thank You for visiting the Fluid Film Oil Undercoating in NH page.