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Business Details
46 Years
experience
Energy Efficient Windows & Doors in Barnstaple
Established in 1980, South West Windows is a family-owned business serving North Devon with premium windows, doors, and conservatories. With over four decades of experience, we combine traditional craftsmanship with modern technology to deliver energy-efficient solutions tailored to individual client needs. Our reputation as a trusted provider is built on competitive pricing, exceptional quality, and a commitment to customer satisfaction. As FENSA-registered installers, we offer A-rated double-glazed products that enhance home security, thermal efficiency, and aesthetic appeal. Our association with Alumitech enables bespoke aluminium solutions for contemporary and heritage properties alike.

We specialise in new builds and renovations, providing maintenance-free uPVC roofline systems alongside comprehensive installation services. Our team prioritises clear communication, timely delivery, and transparent pricing to ensure a seamless customer experience. With two dedicated office locations in Barnstaple, we maintain operational excellence while preserving a personal approach to service provision. Our 7,500+ sq ft showroom showcases the full range of products, allowing clients to make informed decisions about their home improvements.
Services
Windows Doors Conservatories Roofline New Builds
Details
  • Year established: 1980
Highlights and features
  • We have over 40 years of experience in window and door installations
  • Our products are FENSA-registered for quality assurance
  • A-rated energy-efficient solutions reduce household energy bills
  • Competitive pricing with no hidden fees or charges
  • Expert installation by certified professionals with modern techniques
Associations and certifications
  • FENSA
  • A-Rated Energy Efficiency
Services
Windows
We install energy-efficient uPVC and aluminium windows with A-rated double glazing that reduces heat loss and lowers energy bills. Our range includes bay, sash, tilt-and-turn, and Georgian styles available in multiple colours and finishes. All windows feature advanced locking systems for enhanced security while maintaining aesthetic appeal for both modern and period properties.
Doors
Our security-focused doors include composite, uPVC, and aluminium options with eight-point locking systems and anti-bump cylinders. Available as front doors, French doors, or bi-folding configurations, they combine thermal efficiency with stylish designs. Bespoke aluminium doors from Alumitech offer slim profiles and weather-resistant performance for contemporary living spaces.
Conservatories
We construct energy-efficient conservatories with self-cleaning glass and insulated roofs in Edwardian, Victorian, and sun lounge styles. Custom designs accommodate specific spatial requirements while maintaining thermal performance. Aluminium frameworks provide minimal profiles for maximum natural light transmission in both traditional and modern properties.
Roofline
Durable uPVC roofline systems include fascias, soffits, and guttering that resist warping and discolouration. Available in multiple colours, these low-maintenance solutions improve property aesthetics while protecting structural integrity. The weather-resistant materials ensure long-term performance without requiring frequent repairs or repainting.
New Builds
We supply and install complete window, door, and roofline packages for new residential developments. Our solutions meet modern building regulations for energy efficiency and security while offering customisable design options. The partnership with Alumitech enables innovative architectural features that enhance both functionality and visual appeal for contemporary housing projects.
Questions
Do you offer energy-efficient window solutions?
Yes, all our windows are A-rated for energy efficiency with double glazing that reduces heat loss and lowers energy bills.
Are your installations FENSA-registered?
Yes, we are FENSA-registered for window and door installations, ensuring compliance with building regulations and quality standards.
What areas do you serve?
We primarily serve North Devon with our Barnstaple-based operations, covering both residential and commercial properties.
Can you handle bespoke conservatory designs?
Yes, our specialists create custom conservatories tailored to your space requirements and lifestyle needs using energy-efficient materials.
What payment methods do you accept?
We accept major debit and credit cards, bank transfers, and cash payments for your convenience.
Do you work on new build projects?
Yes, we supply and install complete window, door, and roofline systems for new residential developments across North Devon.