I have a budget of no more than £60 for a CPU cooler because the stock cooler for the i5-4670k isn't very good and it's quite old now. I'm not sure if I should get air cooling or liquid cooling for this price but two I found were:
https://www.amazon.co.uk/gp/product/B00HPX7IKU/ref=ox_sc_act_title_3?ie=UTF8&psc=1&smid=A3P5ROKL5A1OLE
https://www.amazon.co.uk/Corsair-Performance-Liquid-Cooler-Radiator/dp/B009VV56TY/ref=sr_1_1?s=computers&ie=UTF8&qid=1480525231&sr=1-1&keywords=cpu+water+cooler
Let me know if these are any good or if you found a better one for me?
https://www.amazon.co.uk/gp/product/B00HPX7IKU/ref=ox_sc_act_title_3?ie=UTF8&psc=1&smid=A3P5ROKL5A1OLE
https://www.amazon.co.uk/Corsair-Performance-Liquid-Cooler-Radiator/dp/B009VV56TY/ref=sr_1_1?s=computers&ie=UTF8&qid=1480525231&sr=1-1&keywords=cpu+water+cooler
Let me know if these are any good or if you found a better one for me?