New LCC 27 valve for improved customer safety. Designed to prevent gas leaks by automatically cutting off the gas supply when connections are not gas-tight. This safety feature should prevent appliances from catching on fire due to poor appliance maintenance or connection error. - Gas bottle only - this gas bottle is not pre-filled - Save money and refill with gas at a bulk gas fill outlet - You own the bottle, and no longer need to swap your bottle - AGA approved, inspected & tested - Recommend for outdoor use only464H x 320DIAmm - Cylinder is supplied empty