Welcome to Dalgan

At Dalgan Industries we produce and install all our windows to an International Quality Standard (ISO 9002) both for the commercial builder and the private homeowner. Our highly trained manufacturing staff ensures market-leading designs using the latest industry technology. We are constantly striving to improve the processes we use to manufacture our windows, doors and stairs. We have numerous accreditations for our products, with our latest achievement being certified under the NSAI Window Energy Performance(WEP) certification Scheme for our Ultratherm range of windows.

Dalgan Windows are now Certified under the NSAI Window Energy Performance(WEP) Certification Scheme

Schools & Colleges Modernization Programme ; Since 18th June 2010 Dalgan Windows are approved by the Department of Education for the supply of windows & doors to Schools& Colleges. Our uPVC range of windows & doors meet the requirements of the Department of Education and Skills Technical Guidance Document TGD 021-1. For further information please contact Ger Murphy on 093.31270

The BFRC Window Energy rating System lets you know that you are buying the right products. It helps you to quickly select energy efficient windows for your home by comparing window ratings. To view a detailed spec of our products Energy Ratings at BFRC click here.

Why choose Dalgan Energy Rated Windows?

In January 2009, changes in Irish and EU legislation has meant that buildings now require a BER Rating. One of the attributes that affects the BER is the glazing used in your building. By installing Dalgan’s advanced energy efficient windows/doors, you can improve this BER rating and 

• Save money on heating bills
• Have Warmer home by reducing the energy lost throughout your house.
• Assists in protecting the environment
• Noise Reduction

For more information on Dalgan’s energy efficient windows click here