1″ Button Heaters Air/Vacuum/UHV 1000c to 1600c £1,200.00 – £2,500.00 inc VAT Semiquip Button Heaters 1″ Button Heater Air/HV/UHV range Semiquip, having years of experience within the research and Industry sectors, have designed a range of flexible 1 inch ( 25.4mm) Button Heaters. The concept of the design is to provide a flexible approach to the problem of heating samples in a range of environments. Air/Vacuum upto 1000°C Inert upto 1600°C High Vacuum(HV) upto 1400°C Ultra High Vacuum (UHV) upto 1600°C Replacement Carbon Composite Elements for your old button heaters. lower cost way to keep your system and experiments on working. Short lead times, normally between 2-4 weeks. Fraction of the cost of a replacement heater.