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Business Details
15 Years
experience
Expert Window & Glass Repair and Installation Services in Horsham
Established in 2011, The Window Wizard Horsham has built a reputation for delivering expert double glazing repair and installation services across West Sussex. With over a decade of industry experience, our founder identified a gap in the market for cost-effective repairs that extend the lifespan of windows and doors, avoiding unnecessary replacements. We specialise in replacing faulty components such as hinges, locks, and sealed units, utilising high-quality materials and A-rated glass to ensure energy efficiency and security.

Certified by CERTASS since 2019, we adhere to strict building regulations, offering a 10-year warranty on all installations. Our team serves Horsham and surrounding areas, combining technical expertise with a commitment to customer satisfaction. From initial consultation to completion, we prioritise clear communication, punctuality, and meticulous attention to detail. Our services cater to homeowners seeking reliable solutions for both functional and aesthetic window and door issues, ensuring long-term value and peace of mind.
Services
Double Glazing Repairs Window Installations Door Repairs Misted Glass Replacement Security Upgrades Patio Door Repairs Composite Door Fitting Lock Mechanism Replacements Child-Safe Hinges Glass Unit Replacements
Details
  • Year established: 2011
Highlights and features
  • 12 years of specialist window and door repair experience
  • CERTASS-certified installations meeting all building regulations
  • A-rated glass and components for energy efficiency
  • 10-year warranty on all installation work
  • Cost-effective repairs avoiding full replacements
Associations and certifications
  • CERTASS
What people say
Fantastic job Highly recommend Very professional Reasonable cost Excellent service
Services
Double Glazing Repairs
Specialist repair of double glazed windows, replacing faulty hinges, locks, and sealed units. Our technicians address condensation issues and broken mechanisms, restoring functionality without full replacements. Services cover all PVC, aluminium, and timber frames, ensuring improved energy efficiency and security for residential properties.
Window Installations
Supply and fitting of A-rated PVC and composite windows, including flush sash designs. All installations comply with building regulations, featuring reinforced frames and thermal-efficient glass. Available in multiple RAL colours, our windows combine durability with aesthetic appeal for modern and traditional homes alike.
Security Upgrades
Enhancement of window and door security through anti-snap cylinders, multipoint locking systems, and child-safe hinges. We upgrade existing hardware to meet modern safety standards while maintaining operational functionality, providing homeowners with increased peace of mind against forced entry.
Misted Glass Replacement
Replacement of failed sealed glass units causing internal condensation. Our team removes fogged panes and installs new argon-filled units with thermal bars, restoring clear visibility and insulation properties. The process preserves existing frames while improving window performance and appearance.
Composite Door Fitting
Supply and installation of 68mm double rebated composite doors with enhanced security features. These maintenance-free doors feature multipoint locks, lever handle sets, and soundproofing benefits. Available in custom RAL colours, they offer superior durability compared to standard 44mm composite designs.
Questions
What types of window repairs do you offer?
We repair all double glazing components including hinges, locks, handles, and misted units. Our specialists fix PVC, aluminium, and timber windows without full replacements.
Are your installation services certified?
Yes, we hold CERTASS certification for window and door installations, ensuring compliance with current building regulations and FENSA standards.
Do you provide guarantees on repair work?
While we don't offer formal warranties on repairs, our installation work comes with a full 10-year warranty covering materials and workmanship.
How quickly can you complete emergency repairs?
We prioritise urgent cases and typically respond within 24-48 hours for lock failures, broken hinges, and security-compromised windows or doors.
What areas do you cover?
We serve Horsham and surrounding West Sussex areas including Slinfold, Southwater, and Billingshurst, with most customers located within a 15-mile radius.