[sdiy] Painting knobs?

[Julian]

If youre going to spray plastic, prepare the surface, and use a proper plastics primer.

Without a good 'key' (ie sand the surface with a fine grade paper) and a decent primer, the finish will not last.

Look in an auto place for primers for car bumpers etc.  

Julain 

(whose just this evening 'won' an air assisted breathing mask on ebay, so will be venturing into 2pak paints now : )