Slide and pivot doors also an option. The slimness of sliding doors with the ability to fully open like bi-folds. Each pane slides independently to the opening point and then pivots open so a different technique but removes the clunkiness of bi-folds.
I'm unsure if IQ Glass do pivot doors and if they focus on sliders instead.
Maxlight who are commonly mentioned in here are well known for single pivot doors and I've never known of issues with them. Below is from mid-00's and still going strong.
We need more info!
Slide and pivot doors also an option. The slimness of sliding doors with the ability to fully open like bi-folds. Each pane slides independently to the opening point and then pivots open so a different technique but removes the clunkiness of bi-folds.