The AA®3720 Folding/Sliding Door is a solution for projects requiring the highest levels of thermal and weathering performance, achieving U-values as low as 1.0 W/m2K and offering aesthetic appeal, especially slim sightlines, simplified fabrication and patented features.
The AA®3720 uses advanced thermal break technology, ensuring thermal efficiency and full compliance with Approved Document L. The polyamide thermal break allows for single or dual colour options. The use of extruded gasket profiles and drain and ventilate strategy enable the system to achieve its weathering performance.
The eagerly anticipated launch of the AA®3720 provides a door with market leading capabilities, equally suited to the discerning home owner or installed in commercial premises that wish to enhance their environment.
Our product development team focused on market demands to produce a door with high performance and innovation offering.
- Aesthetic Appeal
- Especially Slim Sightlines
- Simplified Fabrication
- Patented Features