Are you considering at ordering a radiator and getting a bit overwhelmed with all the jargon? Then look no further than this glossary of radiator terms and definitions. This article acts as a dictionary/handbook for anyone having trouble understanding or defining any words or phrases related to radiators and central heating systems. For instance;What is a lockshield valve? What are "BTUs"... Posted via Industry Today. Are you into it? Follow us on Twitter @IndustryToday