Upol Acid 8 Etching Primer

Promotes paint adhesion to difficult substrates such as galvanised steel and aluminium. Ideal for rub through areas in primer prior to application of colour.

• Fast drying
• Super smooth finish - can be directly over coated
• Excellent anti-corrosive properties

Note from sysop !
This product is more expensive than some of the others, i have tried some of them but still come back to this one. good results especially when you only want to do it only once.
Please take respiratory precautions when using as it really does have something in it compared to other aerosol sprays.