you can also buy and refill these gas cylinders at your local supermarket

With Stainless steel fittings

Materials: 301 18/8 Stainless steel body

or in the office

porcelain katy paty colona round surface mounted schuko socket matte black FINISH:BRASS SCREWS you can also buy andDesigned to sit flush to wall surfaces, the range is highly adaptable to any interior. Both in its styling and function. The cable's are also externally mounted meaning walls and ceilings do not have to be channeled out. Matching porcelain cable glands direct the cable from switches and sockets into junctions boxes. Re designed retro switches manufactured in Europe by Katy Paty. This one comes with the schuko socket. Made of traditional porcelain