Gas Oil carries a lower rate of duty than Diesel and can be used in modern diesel vehicles for off highway applications, trains, industrial and commercial boilers/furnaces, stationary engines and light duty to medium speed marine applications.
- Clearly marked with a red dye to differentiate it from ULSD.
- Class A2 specification is suitable for both diesel engines and furnace applications whilst the Class D specification is suitable for furnace applications, but not suitable for diesel engines.
- It cannot be used for road vehicles.
- Class D is significantly cheaper than Class A2 because it is priced from a different product quotation.