Profile: Jays of Yorkshire offers vandal and demolition protection for plant machinery. We also provide steel design & fabrication service. Chemical vessel extraction system is for drilling and extracting fuel and chemicals from a twined membraned vessel, safely and efficiently. The system is ideal for installing gauging systems, overfill protection and monitoring systems. The easy of use and safety factors make it ideal for boat yards and the sailing industry for the removal and recycling of congealed fuels.