Im travelling to Tenerife in November for at 7 days hike. We'll arrive on sunday the 5th and are taking the bus from the airport in the south to our start in the north (Aqua Garcia). As we can't bring gas on the plane, does anyone know where to buy gas? I have foound some outdoor shops, but the are all closed on a sunday. Does anyone know a hardwareshop or something where they sell threaded gas canisters? Any help are much appreciated!

The type of gas canister im looking for are suitable for e.g. Jetboil and looks like this: