Manage your gas supply with the LPG Twin Cylinder Manual Changeover Valve. Designed for dual-cylinder systems, this manual valve allows you to manually switch between two gas cylinders. Manufactured from best brass materials, it ensures durability and reliability in all environments. Tested and build to handle 35 BAR of pressure makes this is highly safe product. Ideal for light commercial and residential installations. No plastics are used all parts are from hard alloys.