Q-Line Pop-Out T-Handle Spare Key x 4

We had almost given up trying to find a replacement key for our trifold doors. We had no idea what to look for as we had no ID number. Found a lock that looked like ours on Google search and bought a spare key, not knowing if it was the right one or not. It was and we can now open our doors again. Expensive p&p though but worth it to have the right key.