Other Oil Tank Security Products › Oil Watchman Sonic Cover Image 1 of 1 Oil Watchman Sonic Cover £20.00 Screws to surface of oil tank, preventing the removal of the sonic sender unit. Supplied with tamper proof screws. Quantity: Add To Cart Added! Screws to surface of oil tank, preventing the removal of the sonic sender unit. Supplied with tamper proof screws. You Might Also Like Oil Watchman Sonic Advanced £67.00
