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29 Years
experience
Your Trusted Double Glazing Experts in Hampshire
Advanced Exterior Plastics has been a trusted provider of double glazing solutions in Hampshire since 1997. Our expertise spans the supply and installation of high-quality windows, doors, conservatories, and roofline products, tailored to meet diverse architectural needs. With over 26 years of experience, we combine market-leading products with expert craftsmanship to deliver energy-efficient, secure, and aesthetically pleasing solutions. Our commitment to excellence is underscored by industry accreditations, including Which? Trusted Trader, FENSA, and Trading Standards Buy with Confidence.

We pride ourselves on offering a 10-year insurance-backed guarantee, price match assurance, and a customer-centric approach that prioritises transparency and satisfaction. Serving Eastleigh, Southampton, Winchester, and Romsey, our team of skilled professionals ensures seamless installations with minimal disruption. Backed by positive customer reviews and partnerships with leading manufacturers, we remain a local choice for comprehensive home improvement solutions.
Services
Double Glazed Windows Double Glazed Doors Conservatories Roofline Services Double Glazing Repairs
Details
  • Year established: 1997
Highlights and features
  • We have over 26 years of experience in double glazing installations.
  • Our price match guarantee ensures competitive pricing on like-for-like quotes.
  • 10-year insurance-backed guarantee covers all installations.
  • Expert installers with FENSA and Secured by Design accreditations.
  • Awarded Trading Standards Buy with Confidence and Which? Trusted Trader status.
Associations and certifications
  • Which? Trusted Trader
  • Trading Standards Buy With Confidence
  • Consumer Protection Association
  • FENSA
What people say
Excellent service Professional installers Great value Prompt repairs Beautiful conservatories
Services
Double Glazed Windows
Our double glazed windows enhance thermal efficiency and security while reducing noise. Available in uPVC and aluminium, they come in A-rated glass as standard with customisable styles, colours, and finishes. Tailored to suit traditional cottages or modern properties, these windows ensure long-term durability and aesthetic appeal.
Double Glazed Doors
We supply and install composite, uPVC, and aluminium doors with Secured by Design certification. Options include front/back doors, bifolds, and French doors, all custom-made for energy efficiency and security. Finishes range from classic white to contemporary woodgrain effects, complementing any property style.
Conservatories
Transform your space with uPVC or aluminium conservatories in Edwardian, Victorian, or lean-to styles. We offer tiled or glass roof replacements to modernise existing structures. Designed for year-round use, these extensions maximise natural light and provide versatile living areas with weatherproof durability.
Roofline Services
Upgrade your roofline with durable uPVC fascias, soffits, and guttering. Our solutions prevent water damage, improve ventilation, and enhance kerb appeal. Installed by experts, these components ensure long-term protection against weathering while maintaining aesthetic consistency with your property.
Double Glazing Repairs
We provide efficient repairs for double glazed units, including seal replacements, hinge adjustments, and glass restoration. Our technicians address issues like condensation, draughts, or locking mechanisms to restore functionality and energy efficiency without full replacement.
Questions
What types of double glazed windows do you offer?
We supply uPVC and aluminium windows in casement, flush casement, heritage, and tilt-and-turn styles, with customisable colours and finishes.
Do your doors meet security standards?
Yes, all our doors are Secured by Design approved, ensuring high security with advanced locking systems and durable materials.
Can you replace conservatory roofs?
We offer tiled, glass, and flat roof replacements for conservatories, improving insulation and aesthetics while maintaining structural integrity.
What guarantees apply to installations?
All work includes a 10-year insurance-backed guarantee covering materials and workmanship, plus a price match promise.
Are financing options available?
Yes, we partner with Phoenix Financial Consultants to offer flexible finance plans subject to credit checks and status.
How long does window installation take?
Most installations complete within a few days, depending on the number and complexity of windows being fitted.
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