| Model | Netherlands ISDE high-efficiency glass |
|---|---|
| (H) HR++ glas U <= 1,2 Glazing | Listed since at least 12 Oct 2026 |
| GSF isoMAX 4/13-24/4 Glazing | Listed since at least 12 Oct 2026 |
| isoMAX Circutherm 50 HR++ 4/13-24/4 Glazing | Listed since at least 12 Oct 2026 |
"Since at least" means the line was already on the list when our record of it began. Names can be printed differently on each list; a model missing from a column may be listed under another spelling. Report a problem
Changes to GSF Glasgroep B.V lines
Our record of GSF Glasgroep B.V lines began on 12 Oct 2026. Nothing has changed since. The lists are checked every morning, and any change appears here the same day.
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