The window security aluminium earns its corner of the home with the features below, nothing wasted. At a glance Type: Keyed Vent Lock Material: Aluminium Fit: Aluminium Install: Keyed Retrofit Price: à§³9.28 (offer à§³8.52) Why it holds up Set up as a keyed vent lock-class unit, it does the job without asking you to improvise. In practice Storage: stows neatly, taking no more room than a loaf tin when out of service. Daily duty: handles the regular routine without constant babysitting. Care: a rinse and dry cycle in the usual rhythm keeps it looking fresh. If the rest of the safety & security range shares this much intent, the store is in good hands.