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Business Details
17 Years
experience
Premium Windows & Doors in Abergavenny
Established in 2009, Realseal Home Improvements brings over three decades of combined industry expertise to South East Wales. Our team of directly employed installers specialises in premium windows, doors, and conservatories, utilising A+ rated materials for optimal energy efficiency. We prioritise customer comfort through transparent pricing, no-pressure consultations, and meticulous installation processes. Backed by Secure by Design certifications and Made in Britain endorsements, our products feature advanced security systems like Ultion locks and SAC multi-point mechanisms.

With a proven track record from Newport to Hereford, we maintain a reputation for reliability through tailored solutions, comprehensive aftercare, and adherence to British Standards. Our commitment to quality extends to sustainable practices, incorporating thermally efficient designs that reduce energy consumption while maintaining aesthetic appeal across traditional and contemporary properties.
Services
Windows Doors Conservatories Roof Lanterns Porches Roofline Aluminium Systems
Details
  • Year established: 2009
Highlights and features
  • 30+ years combined experience in home improvement installations
  • Directly employed installation teams with specialist product knowledge
  • A+ rated energy efficient products as standard
  • Secure by Design certified security systems integrated
  • Thermally efficient designs reducing energy bills by up to 30%
Associations and certifications
  • Secure by Design
  • Made in Britain
  • ALFED (Aluminium Federation)
  • BSI (British Standards Institution)
  • PAS24
What people say
Excellent workmanship Competitive pricing Professional team Energy savings Lasting improvements
Services
Windows
We supply and install A+ rated uPVC and aluminium windows in casement, sash, and tilt & turn styles. Our thermally efficient designs reduce energy bills while maintaining security through multi-point locking systems. Available in 12 stock colours with dual options for bespoke finishes.
Doors
Composite, uPVC, and bifold doors with integrated Ultion cylinder locks as standard. Our security-featured entrances combine durability with aesthetic appeal, available in low thresholds for accessibility. Custom configurations match traditional and modern property styles.
Conservatories
Tailor-made conservatories using thermally broken aluminium systems. Our designs maximise natural light while maintaining year-round comfort through advanced glazing. Available in classic and contemporary styles with full integration to existing architecture.
Roof Lanterns
Slimline aluminium roof lanterns with U-values as low as 1.0W/mK. These thermally efficient systems brighten interior spaces while maintaining security. Quick installation process minimises disruption during fitting.
Porches
Multi-chambered uPVC porches with energy-efficient glazing and optional composite door integration. These weather-resistant structures provide additional storage space while enhancing property security through reinforced locking mechanisms.
Questions
What areas do you cover?
We serve South East Wales including Abergavenny, Newport, Hereford, Cwmbran, and Pontypool.
Are your products energy efficient?
All windows and doors achieve A+ Window Energy Rating (WER) with U-values as low as 1.0W/m²K.
Do you offer security guarantees?
Our products feature Secure by Design certified locking systems including Ultion cylinders and SAC multi-point mechanisms.
How long does installation take?
Most window and door installations complete within 1-3 days, with conservatories taking 2-4 weeks depending on complexity.
Can I get a free quote?
Yes, we provide no-obligation quotes following a home visit to assess your specific requirements.
Are your installers directly employed?
Yes, all our installation teams are directly employed with no subcontractors used at any stage.