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Business Details
50+ Years
experience
Trusted Manufacturer of Passive House Certified Windows & Doors
Established in 1973, we have dedicated five decades to pioneering energy-efficient window and door solutions tailored for diverse architectural needs. Our commitment to sustainability drives innovation, evidenced by our 8 Passive House-certified systems developed through extensive R&D investment. With manufacturing facilities in Ireland and the UK, we combine 50 years of industry expertise with cutting-edge technology to deliver products designed for severe weather conditions while minimising carbon footprints.

Our in-house production ensures precision and timely delivery, supported by nationwide expert service engineers providing comprehensive aftercare. Collaborating closely with architects and builders, we offer bespoke solutions that balance aesthetic appeal with thermal performance, backed by rigorous quality guarantees and certifications including BBA, FSC, and Secured by Design.
Services
uPVC Windows Timber Doors Passive House Certification Bespoke Window Design Aluminium Glazing Systems Weatherproof Door Solutions Architectural Support Services Aftercare Maintenance Sustainable Material Supply Energy Efficiency Consultation
Details
  • Year established: 1973
Highlights and features
  • We offer 8 Passive House-certified window systems developed through 10m+ R&D investment
  • Our wind-powered production facilities reduce carbon emissions by 9,000 tonnes annually
  • Expert service engineers operate in every UK and Irish region for immediate aftercare support
  • Bespoke manufacturing allows unlimited customisation while maintaining strict quality controls
  • We guarantee on-time delivery with full responsibility for installation and performance
Associations and certifications
  • BBA
  • PEFC
  • FSC
  • Secured by Design
What people say
Exceptional product quality Excellent aftercare service Reliable delivery times Professional installation team Energy savings achieved
Services
Passive House Windows
Our Passive House-certified windows combine triple glazing with advanced frame insulation to meet the world's strictest energy efficiency standards. Designed for both modern and traditional properties, these windows reduce heating requirements by up to 90% while maintaining aesthetic flexibility. Each unit undergoes rigorous testing to ensure airtightness and thermal performance, with options available in uPVC, aluminium, and timber finishes.
Bespoke Door Solutions
From contemporary entrance systems to traditional timber designs, our doors offer superior insulation and security without compromising style. The patented threshold system embeds 13mm into flooring for complete weatherproofing, while reinforced frames provide enhanced security. Available in multiple materials and configurations, including bi-fold and patio options, each door is precision-engineered to meet exact architectural specifications.
Architectural Support
We provide comprehensive technical resources for construction professionals through our online portal, including BIM models, detail drawings, and performance data sheets. Our team collaborates directly with architects to develop tailored solutions for projects ranging from single dwellings to large-scale developments. This service includes on-site consultations and compliance certification for passive building standards.
Questions
What makes your windows Passive House certified?
Our windows meet rigorous German Institute standards through triple glazing, thermal break technology, and airtight construction, reducing heat loss by 90% compared to standard units.
Do you supply products outside Ireland?
We serve the UK and international markets through our dual manufacturing facilities in Ballydesmond, Co. Cork and Wellesbourne, Warwickshire.
How do you ensure weather resistance?
Our patented threshold system embeds 13mm into flooring with internal drainage channels, specifically engineered for Ireland's severe weather conditions.
What after-sales support do you provide?
We offer nationwide service engineers, comprehensive guarantees, and technical support for both domestic and commercial clients across all product ranges.
Can you create bespoke window shapes?
All products are made to order, allowing unlimited customisation of shapes, sizes, and material combinations while maintaining structural integrity.