The oil line in a burner is a flexible pipe and is used to attach the pipework to the oil burner. They are normally braided to add durability to the oil line, however, some oil lines are made from a heavy duty rubber that can be alot more durable .
Flexible
Technical specification
Waist Sizeaa54ce12gxERP RatingNot ApplicableSupplier Part NumberH35PW20EXF-PBrand NameContinental
Reviews
Cont H35PW20-EXF-HW Quickfit Pol x W20 Hose Assembly 35 in