Welcome to Double Good Windows
If the purpose of a window is to let light in and keep the cold outside - then we dare to say that our windows are the best in the world. Their heat efficiency is twice the UK standard and they are super-airtight. Our windows do a double good. They are good for the occupants and good for the environment.
triple glazed windows, wood windows, passivhaus windows
Feneco Systems Limited - Triple Glazing / Internorm / Passive House Window And Folding Sliding Door Provider Based in Northern Ireland - Homepage
We are a triple glazing company based in, Coleraine, Northern Ireland which supplies throughout Ireland. Our personnel have gained a wealth of experience over the last 30 years working within the window industry. We pride ourselves in our ability to work closely with architects and designers to furnish clients with a first class service, providing premium quality, thermally broken, folding sliding, doors and low-energy and passive house certified window and door products. We supply triple glazing, Bi Folding Doors, Folding Sliding Doors, Passive House Windows, Lift and Slide Doors, Low Energy House Windows and Glass Balustrade throughout Northern Ireland. We also provide Sunfold sliding doors and Sunroom products.
triple glazing, northern ireland, internorm