b'McMullanODonnell McMullanODonnellWe Design. We Manufacture. We Install. We Guarantee.02 Introduction 04 Design Options 06 Performance/08 Casement18 Vertical Sliding Triple Glazing Windows SashAt McMullanODonnell weve been getting to know the needs of homeowners, builders and architects for 40 years. We are constantly24 Bay/Bow26 Angles, Arches31 Decorative/ 32 Sun Lounges 37 Patio/French/Windows & Features Feature Glass Sliding Doorsrefining and innovating our solutions to meet these changing needs.Our windows and doors, which are designed and manufactured on site in Benburb, can be found in many homes throughout Ireland. Choose your windows, doors and hardware from one of our many ranges, or mix and match to suit your project - its your build, your way, with McMullanODonnell. 41 Standard46 Composite57 Inspiration63 Aluminium71 Company Panel Doors Doors Gallery Systems Profile'