Specialist Heating Components have been established since 1998 and specialise in replacement parts for both heating appliances and central heating systems, oil and gas boilers. we aim to expand and keep this site up to date but for now we hope that the information within this site is enough to introduce ourselves. Specialist Heating Components have been established since 1998 and specialise in replacement parts for both heating appliances and central heating systems, oil and gas boilers. We also supply a wide range of unvented cylinders. We have a massive range of spares in our fully stocked warehouse. We accept orders from trade and the general public and pride ourselves in the knowledge and experience we have gained from over 30 years of experience within the industry.