
The Complete Guide to Aluminium Bifold Doors in the UK
How to choose aluminium bifold doors for a UK extension or renovation: sizes, U-values and Part L, thresholds, security, costs, lead times and what to ask a supplier.
Advice and news from our factory floor in Leeds — practical guides to aluminium bifold doors, sliding doors and windows, alongside what's happening at Mazuli. Whether you're a builder comparing systems, a garden room manufacturer weighing up glazing options, or a homeowner planning an extension, start here.

How to choose aluminium bifold doors for a UK extension or renovation: sizes, U-values and Part L, thresholds, security, costs, lead times and what to ask a supplier.

Choosing bi-fold doors for a garden room? Compare sizes, U-values, lead times and pricing for Mazuli aluminium bi-folds — made in Leeds, delivered UK-wide.

We're delighted to announce our expansion into a brand new facility on the edge of Leeds. Find out more in the following article from Insider Media...

At Mazuli we're expert manufacturers of aluminium bifold doors, with a delivery network that spans across the UK...