Halfords CONCENTRATED screen wash half price at £2.49 but with additional 10% off means it's £2.24! Free click and collect from store as well .
Also don't forget Quidco 4% for next couple of days or if your debit card is registered with Quidco 2.5% when you pay instore.
Helps prevent windscreen refreezing
Ideal for year round use
Economical concentrate formula is non-toxic and contains Bitrex
Keeps washer jets free
Halfords -10 Concentrate Screen Wash is a concentrated formula, with additional detergents and water softeners to enable the breakdown of grease and grime even when the product is diluted up-to a 5:1 ratio with water.