Crafted for masters.
MasterLine 8 aluminium doors offer excellent levels of safety, thermal insulation, and stability. The high-quality door series can reach Passive House-levels of insulation, which makes it ideal for sustainable renovations and new-builds.
Our flagship product, robust & versatile
Excellent thermal and AWW performances
Highly competitive price-quality ratio

Technical Details
Thermal Insulation
- Passive
- Uw double = 0.26 Btu/hr.ft².°F
- Uw triple = 0.2 Btu/hr.ft².°
Air-water Tightness
- Air = 0.01 cfm/ft³
- Water = 15 psf
AAMA Rating
Class AW
Acoustics
- STC = 43 dB
- OITC = 35 dB
Height Vent
- Min 19 11/16 inch
- Max 118 1/8 inch
Frame-vent Width Open In
- Min 6 inch
Product Options
Personalise MasterLine 8 with the following options
The available options depend on profile and configuration choices. Please contact your representative.