[待更新] Established 30 years Protech Systems Ltd are friendly, qualified, experienced and approachable. We supply and install a range of car park barriers, car park payment machines, HD and 4K CCTV, automated gates and door entry. Service contracts available. Book your free site visit today. Call us or visit us onweb.your requirements and budget. Read more. Car Park Barriers For road widths up to 12m wide. Car par...