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Business Details
28 Years
experience
Window Mart | Trusted Windows & Conservatories in Horsham
Established in 1998, Window Mart has grown into a trusted provider of high-quality windows, doors, and conservatories. Our showroom near Horsham, West Sussex, showcases an extensive range of products, including PVCu windows, composite doors, and bespoke conservatories. All staff are directly employed, ensuring consistent quality and service standards. We maintain full control over installations with in-house building teams for groundwork and brickwork. Our commitment to excellence is reflected in our price match guarantee, free quotations, and focus on energy-efficient solutions.

With over 25 years of industry experience, we combine traditional craftsmanship with modern materials to deliver durable, secure, and aesthetically pleasing installations. Customer satisfaction remains our priority, evidenced by testimonials praising our professional, tidy teams and hassle-free process from consultation to completion.
Services
PVCu Windows Composite Doors Conservatories Orangeries Garden Rooms Commercial Windows Fascias & Soffits Energy-Efficient Glazing
Details
  • Year established: 1998
Highlights and features
  • Price Match Guarantee on like-for-like quotations
  • Over 50 white, coloured, and woodgrained front doors
  • FREE no-obligation quotations and expert advice
  • Professional, friendly, and tidy installation teams
  • Energy-efficient windows with A-rated glazing options
Associations and certifications
  • FairTrades Association
What people say
Friendly and clean Professional installation Job looks smashing Excellent team No cleanup required
Services
PVCu Windows
Our energy-efficient PVCu windows enhance home security and reduce energy costs. Available in white, mahogany, rosewood, and other finishes, they meet British Standards for security with Homeguard locks. A-rated glazing options ensure thermal efficiency, lowering household energy bills while adding property value.
Composite Doors
Durable composite doors combine traditional aesthetics with modern security features. Over 50 styles available, including white, coloured, and woodgrained options. Reinforced with steel sections and featuring 3D-adjustable hinges, they offer thermal efficiency and enhanced kerb appeal.
Conservatories
Bespoke conservatories in Victorian, Edwardian, and Gable styles. Constructed with energy-rated glazing and solid tiled roofs for year-round use. Includes groundwork, brickwork, and internal/external finishing, tailored to property architecture.
Orangeries
Blending classic elegance with modern materials, our orangeries feature brick pillars and insulated roofs. Designed to provide additional living space with natural light and privacy, ideal for entertaining or relaxing.
Garden Rooms
Custom-built garden rooms with insulation equivalent to main properties. Includes electrical installations, decking options, and Part P certification. Suitable for home offices, gyms, or leisure spaces with minimal planning requirements.
Questions
Do you offer a price match guarantee?
Yes, we match like-for-like quotations with identical specifications and warranties.
What areas do you cover?
We serve Horsham, Crawley, Worthing, and surrounding areas in West Sussex and Surrey.
Are your windows energy efficient?
All windows are A-rated by the British Fenestration Ratings Council for energy efficiency.
Do you provide free quotations?
Yes, we offer free, no-obligation quotations with detailed specifications and drawings.
Are your installers directly employed?
Yes, all staff are company-employed with fully equipped vehicles for consistent quality.
Can I finance my purchase?
Finance options are available through our partnership with Phoenix Financial Consultants.