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Energy Efficiency

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*** SPECIAL OFFER *** Get up to 35% off this October on our huge range of Energy Efficient Windows and Doors. Call us NOW on 01 846 0364 for a FREE quote!

McMahon & Nagle Windows and Doors are NSAI Certified. This is something we take great pride in and something we believe gives our customers increased peace of mind when choosing us as their supplier of high quality windows. This certification ensures that all our windows frames are manufactured to ISO9002 (or similar quality standard) and that our glazed units are manufactured to European Quality Standards (EN1279). We do not rely on 3rd Party certificates.

Our Double Glazed PVC Windows have an energy rating of A+6, which is on the highest end of the energy rating available Double Glazing. A fully sculptured casement window with outstanding energy efficiency. A 28mm internally Double Glazed unit with Warm Edge Spacer Technology, incorporating low iron glass for increased Solar Gain on the outside and a low E soft coat and Argon gas filled internally.

Our Triple Glazed PVC Windows have an energy rating of A+13.46, a U-Value of 1.07 and a Glass U-Value of 0.64. A fully sculptured casement window with outstanding energy efficiency. A wider 36mm internally Triple Glazed unit with Warm Edge Spacer Technology, incorporating low iron glass for increased Solar Gain on the outside and a low E soft coat and Argon gas filled internally.

So call us now on Northside 01 846 0364, Southside 01-4408475 or complete the form on the right of the page and a member of our team will be delighted to discuss all your window and door needs with you.

A3 Certified A2 Certified

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"I was extremely pleased with the job. My experience from the salesman to the installation team was that they were all professional and easy to deal with. I would be more than happy to recommend McMahon & Nagle to all of my friends"


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