At Security Direct, we specialise in all types of retractable and folding security grilles. These provide a valuable extra layer of protection for windows, doors and other entrance or exit areas which might otherwise be too easily accessed by unwanted intruders. Our range of security grilles meet today's modern demands for aesthetics, performance, reliability and safety. Our models are available to fit internally inside doors and windows, or externally.View our selection of grilles below, which range in terms of level of security - including police approved models - and price. Our products are available as supply only, or we can provide an installation service.