Can be used on stainless steel/glass CO2 diffusers and air lines vertically, as well as most traditional and digital thermometers
Small but strong suction. Suction cups could be deformed due to strong suction, pour hot water on them for 3-5 seconds to restore its flexibility and suction.
Helena Labuschagne (verified owner) –
Nirvashen Archary (verified owner) –
works well