Welcome to Bann Architectural Systems Ltd, specialists in aluminium window systems, doors, curtain walling, shopfronts, roof-glazing, patio and bi-fold doors. We service both the commercial and domestics markets undertaking both large and small contracts.

Recent projects

Cadogan Park - Ulster Ind Clinic

Recently Completed Project

Private Dwelling - Killyleagh

New Build - Private House Killyleagh 



Kelvin Building Belfast

Recently Supplied and Fitted


New Multi Purpose Office Building in the City Centre



Latest news

We have a fully fitted out workshop where we manufacture our doors and windows. Watch the video for a tour.