The Sentinel LPG bottled gas cylinder storage unit is manufactured to strict safety standardsit offers a modern, safe and secure storage solution for 15kg 13kg or 19 kg butane or propane gas cylinders. The Trimetals LPG cylinder storage unit has been designed and manufactured in the UK to meet the current Codes of Practice as specified by the LP Gas Association (which adopts the recommendations of BSI, CEN and ISO) and conforms to the British Standards associated with these Codes of Practice.Manufactured from fire-resistant PVC coated galvanised steel and specifically designed to provide the correct level of ventilation.IMPORTANT: Our bottled gas cylinder storage units are not to be used within a building - they are intended for exterior use only. Conforms to legislation External warning label supplied High and low level ventilation Maintenance-free, fire resistant 25 year panel guarantee pvc-coated galvanised steel construction Simple, rapid construction Clear step by step instruc