I use Halfords concentrated -20 screenwash, about a£10 for 5l, which lasts for some years.
+1 from me too. It’s good stuff.
I do miss electric screen defrosting though. (down to the chip shortage when I got my Pug 308 GT Premium.)
Joss
Current car: BMW X2 sDrive 20i M Sport 5dr Step Auto In metallic Portimão Blue. 04:10:2025
Previous car:Peugeot 308 GT Premium 1.2 Pure tech Petrol.