Vitrium Signum
Supplies enamels from many different companies plus kilns and enamelling equipment

Corby Kilns
Supplies kilns, controllers, kiln maintenance products and a range of enamelling materials

John Keatley Metals
A source of sheet copper cut to any size and quantity

Screwfix
Stocks a mask (9322) that is particularly good for enamelers using the sifting technique

DK Holdings
Stocks diamond abrasive materials and tools

Hair Tools spray bottles
General search for Hair Tools spray bottles on the internet (as suppliers come and go)