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Exceptional Home Improvements
Delivering Unmatched Craftsmanship and Innovative Solutions for Every Home Renovation Project
Our Partners
Up to 30% Saving on Energy Bills*
Customer satisfaction guarenteed
Over 200 installation
Over 20 years'
experience
Trust CFK to turn your house into a home
CFK is a trusted provider of windows and doors for homes in the greater Dublin region. Our team has been crafting beautiful bespoke products for over 20 years.
We provide high-quality, energy-efficient construction services from general building to high end home renovations. Registered with the SEAI & NSAI, CKF Interiors & Insulation completes work to the highest . From initial design to stress-free installation, our specialists are here to guide you every step of the way.
Learn more about the energy efficiency ratings of our products:

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Our price promise
At CFK, we don’t believe in a one-size-fits-all solution. That’s why we don’t provide prices or quick quotes here on our website. Instead, we complete a personal assessment for each customer before providing a precise quote.
But when it comes to value for money, you’ll never be out of pocket. We promise to provide the highest quality windows and doors at a great price.
For maximum satisfaction, all our products are tailor-made for your home. With 4 million different combinations possible, you can choose the perfect materials and colours to create your dream home for the years to come.
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3 materials
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25 colours
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7 styles
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2 glazing options
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9 types of glass

Our Services

External Wall Insulation
Boost your home’s comfort and energy performance with expertly installed external wall insulation. We use SEAI-approved materials to reduce heat loss, cut energy bills, and significantly improve your home’s appearance.
Why choose us?
• SEAI grant eligible
• Lower heating costs
• Weatherproof, modern finish
• Wide choice of colours and render styles
• Servicing Dublin, Kildare, Meath, Louth & Wicklow

Premium Door
We supply and install high-quality, A-rated windows and doors that offer better insulation, enhanced security, and a stylish look. Choose from a range of uPVC and composite materials tailored to your home.
Services include:
• Replacement of old windows & doors
• Triple and double glazing options
• Custom styles and colours
• Draught-proofing and energy efficiency
• Expert fitting across Leinster

Home Renovations
Transform your living space with full interior and exterior home renovations, all managed under one roof. Whether you’re upgrading a kitchen, reconfiguring your layout, or giving your home a complete facelift – we deliver quality finishes on time and on budget.
We handle:
• Full Extensions Kitchens, bathrooms, and full interiors
• Structural changes and layout redesigns
• Flooring, plastering, painting & more
• Seamless project management from start to finish

House Extensions
Need more space? We design and build house extensions that blend perfectly with your existing home. From small rear extensions to multi-room expansions, we take care of everything – from planning to completion.
Services include:
• Planning and Design
• Groundworks and Foundations
• Structural Works
• Roofing Services
• Everything else in between.

SEAI Grant Support
As a fully registered SEAI contractor, we help you access government grants for energy upgrades like insulation and new windows/doors. We handle the paperwork and ensure everything is fully compliant.
We’ll help you:
• Check your eligibility
• Maximise your grant
• Manage the entire application
• Guarantee SEAI-approved work
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What Our Customers Say
Our Partners
Our Partners
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Tilt & Turn Windows
Tilt and turn windows swing open like a door or tilt outward at the top for ventilation.
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Casement Windows
Our bespoke Casement Windows are A++ rated as standard.
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Hamptons Flush Glaze
With all the visual attributes of traditional joinery, such as authentic Georgian bars, our flush glazed windows.
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Sash Windows
Enjoy traditional sash windows with improved energy and heat retention

Let's Discuss
Your Next Project
Fill out the form, or call us to
set up a free in-home consultation.
Service Areas:
Greater Dublin area & Nationwide
Unit 4 Turnpike Industrial Estate, Ballymount, Dublin 12
087 65 57 539
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Request a Call back
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