Dear Diana,
You didn't mentioned which model of dimplex heater you have.
if you are looking for any part, please feel free to write to us and we can assit you, if you looking for any dimplex product, you can visit following link and also you can fill the contact us form if you need any part and we can assist you.
For Dimplex Heater
http://www.ineedaccessories.co.uk/heater/dimplex-58.aspx
We have other brands of heaters, please feel free to visit our site.
www.ineedaccessories.co.uk, November 2010
