W2500mm x H2100mm Visofold 1000 Black Aluminium Compliant Bifold - 3 Section Configurations (viewed from outside):3 Right colour stability

colour stability

Brickwork Opening: W3805mm x H2100mm

Outer frame thickness: 70mm

Choice for Opening Vent

25mm deep-throw security hooks

W2500mm x H2100mm Visofold 1000 Black Aluminium Compliant Bifold - 3 Section Configurations (viewed from outside):3 Right colour stabilitySmart Compliant Visofold 1000 The Smart Visofold 1000 Compliant Bifold Door is designed to meet the highest building regulation standards, featuring an upgraded Part L energy efficiency rating with a U value of 1. 6 W mK to reduce heat loss and improve thermal performance. It also incorporates a flush sash vent to fully comply with Part F ventilation requirements, ensuring effective airflow without compromising the doors sleek appearance. Security is