Triangle Key (Dreieckschlüssel) — multifunctional utility key for water meters, radiators, elevator doors and electrical cabinets Key benefits - One tool replaces several: combines water meter key, radiator key, elevator door key and electrical cabinet key in a single, compact device, eliminating the need to carry separate tools. - Saves time and simplifies work: designed for quick, reliable access to standard triangle locks used in plumbing, heating and electrical systems. - Portable and practical: lightweight, easy to carry on a keyring or in a tool bag for tradespeople, facilities staff and property managers. Main features - Multifunctional: fits triangle-lock mechanisms commonly found on water meters, radiator valves, elevator doors and electrical switch cabinets. - Compact design: small, flat profile for convenient storage and transport. - Reliable operation: engineered for a secure, precise fit that reduces slipping and wear during repeated use. - Durable construction: built to withstand routine use in on-site service and maintenance tasks. Compatibility and use - Compatible with standard triangle locks used by plumbers, electricians and building maintenance teams. - Intended for utility access points: water meters, heating system valves, elevator door/door-lock access and electrical cabinet locks. Typical applications (use scenarios) - Plumber: quickly open water meter housings and radiator access points during installation, inspection or servicing without changing tools. - Electrician: access electrical switch cabinets and control boxes with a single, compact key while carrying other essential equipment. - Building maintenance or property manager: perform routine checks or emergency access to elevator doors, meter rooms and service cabinets while minimizing tools carried. Why customers choose this key - Practical, space-saving solution for field service and maintenance work. - Reduces time spent swapping tools and searching for multiple keys. - Designed for everyday use across plumbing, heating and electrical tasks. What’s included - Single multifunction triangle key ready for immediate use. Note: This product is designed for standard triangle-lock systems. Please verify compatibility with your specific service panels and meter housings before purchase.