HR++ glass - the reliable standard
✔ Good insulation
✔ Affordable
✔ Widely applicable
✔ Lighter weight
✖ Less insulating than triple with large windows
HR++ (triple) glass - maximum insulation
✔ Best insulation value
✔ High living comfort
✔ Less cold trap
✔ Better sound insulation
✖ Heavier and higher investment
Laminated safety glass - standard with Aluwdoors
✔ Extra burglar-resistant
✔ Safe in case of breakage
✔ Noise reduction
✔ Suitable for RC2/RC3
✔ Applied as standard to all our window frames
Solar control glass - comfort in summer
✔ Less heating of the home
✔ Less need for air conditioning or blinds
✔ Protects interior against discolouration
✔ Ideal for large south-facing facades
✖ Slightly lower light transmission
Comparison of HR++ and HR++
| Feature | HR++ | HR++ (triple) |
| Insulation value Ug | ± 1.1 | ± 0.6 (better) |
| Heat loss in winter | Low | Very low |
| Comfort | Good | Very high |
| Sound insulation | Good | Better |
| Weight | Lighter | Heavier |
| Price | € | €€€ |
| Application | Standard homes | BEN / low-energy / large façades |
Comparing glass options (comfort summer & safety)
| Feature | HR++ | Triple | Sun protection (combi) |
| Keeping heat out | Average | Good | Excellent |
| Daylight | High | High | Slightly lower |
| Sound insulation | Good | Better | Good |
| Security (layered) | Yes | Yes | Yes |
| Comfort summer | Average | Good | Very high |
| Best application | General | Energy-efficient | South/west facades |
