When every detail is designed, built, fitted and finished by people who are truly masters of architectural joinery and fine detailing. Then and only then, do we say it’s been made by Millar, but what makes us special?

'A' Rated Windows

There has been a huge increase in the importance placed on the thermal performance due to both environmental factors and the rising costs of energy. Our ‘A’ rated hardwood sliding sash and casement windows achieve excellent thermal performance and energy efficiency. We are are proud of our design and indeed are one of the few joinery manufactures across the UK and Ireland to offer this certification.

Wintech weather tested

Not only are our windows passed as ‘A’ rated but they have also passed the Wintech Weather Testing process for air leakage, water and wind.

Security with PAS 24 Certification

PAS 24 is a test standard used to assess the security performance of windows and doors. Our products have been tested and meet the lastest part Q requirements.

CE Mark

The CE mark is a mandatory conformity marking for certain products sold within the European Economic Area. The CE marking is a visible sign that the product complies with all relevant product supply laws. Millar apply the CE mark to all of our products.


Compared to other durable wood species, Accoya wood offers superior thermal insulation, which provides energy conservation advantages when used in applications such as window frames and doors.

Our Showroom

A visit to our showroom is without doubt the best way to get see our great range of products and materials as well as being a great source of inspiration, you will get to see the care and craftsmanship that go into every single product.