The Calor Gas 4.5kg butane gas bottle (cylinder) refill is the smallest butane cylinder in the Calor Gas range. It is used with the screw-on normally blue butane regulator (LR2108) and is designed to be used on a wide variety of BBQ's, cookers, heaters and many other indoor and outdoor gas appliances.If you require any assistance or advice, please call our sales team on 01903 700 778. Other useful information.Cylinder Hire Charge Group: Group 1 Small Butane.Height: 340mm (approximate).Diameter: 240mm (approximate).Regulator Type: Union 109 connection butane screw-on, normally blue but can differ* please see below.Recommended Offtake: 0.14 m3/h 0.42 kg/h (5kw).Product Net Weight: 4.500 kg (approximate).Cylinder Tare Weight: 5.700 kg (approximate).Total Gross Weight: 10.200 kg (approximate).Calor Gas Emergency Number: 0845 7 444 999.Material Safety Data Sheet:Calor Butane MSDS.pdfCylinder Storage Information: Calor Cylinder Storage.pdfRisk Assessment Information: Calor LPG Risk Assessment.pdfManual Handling Information: Calor Cylinder Manual Handling.pdf