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Your Trusted Double Glazing Experts in East Grinstead
Heron Windows has established itself as a trusted provider of premium double glazing solutions in East Grinstead. With years of experience, we specialise in transforming homes through high-quality windows, doors, and roofline products designed to enhance energy efficiency, security, and aesthetic appeal. Our commitment to excellence is reflected in our use of advanced materials, including REHAU profiles and Planitherm glass, ensuring durability and performance. We prioritise customer satisfaction by offering customisation options to suit diverse architectural styles, from traditional sash windows to modern composite doors.

Our professional installation team guarantees precision and attention to detail, while our competitive pricing ensures accessibility without compromising quality. As a certified member of the British Fenestration Rating Council, we uphold rigorous standards in energy efficiency, providing homeowners with verified 'A'-rated products. Our dedication to innovation and customer-centric service has earned us a reputation as a leader in the glazing industry, serving both residential and commercial clients across West Sussex.
Services
Double Glazed Windows Composite Doors Extensions Roofline Solutions Door Canopies
Highlights and features
  • We offer high-quality double glazing products manufactured to the highest industry standards.
  • Our windows feature Planitherm glass for superior energy efficiency and heat retention.
  • Professional installation team with expertise in sash, casement, and tilt-and-turn windows.
  • Customisation options available for period properties and modern homes alike.
  • Competitive pricing with verified 'A'-rated energy efficiency certifications.
Associations and certifications
  • British Fenestration Rating Council
  • British Standards Institute
Services
Double Glazed Windows
Our double glazed windows combine REHAU profiles with Planitherm glass to deliver superior insulation and noise reduction. Available in sash, casement, and tilt-and-turn designs, they enhance home comfort while reducing energy bills. Customisable to match period or modern properties, these windows feature multi-point locking systems for enhanced security.
Composite Doors
Durable composite doors merge style with strength, offering weather resistance and advanced thermal insulation. Customisable with various panel designs and hardware options, they feature high-security locking mechanisms approved to BS EN1303 standards. Ideal for improving both aesthetics and home security.
Roofline Solutions
We supply and install PVCu soffits, fascias, and guttering systems designed to protect and enhance your property's exterior. Our ventilation solutions regulate loft temperatures, while cladding options add durability and visual appeal. All products require minimal maintenance and withstand harsh weather conditions.
Door Canopies
GRP door canopies provide long-lasting protection against rain, wind, and UV exposure. Available in apex, flat, lean-to, and hipped designs, they add elegance to any entrance. Lightweight yet robust, these canopies require no painting or varnishing and suit both traditional and contemporary properties.
Conservatory Extensions
Transform your living space with bespoke conservatories, orangeries, or garden rooms. Our designs maximise natural light while ensuring year-round usability through insulated warm roofs. Tailored to complement your home's architecture, these extensions create versatile areas for relaxation or entertaining.
Questions
What types of double glazed windows do you offer?
We provide sash, casement, tilt-and-turn, bay, and bow windows in various colours and finishes to suit different architectural styles.
Are your products energy efficient?
All windows and doors feature 'A'-rated energy efficiency, using Planitherm glass and REHAU profiles to reduce heat loss and lower energy bills.
Do you provide installation services?
Yes, our expert team handles complete installations, ensuring precise fitting and compliance with British safety and security standards.
Can I customise my windows and doors?
We offer extensive customisation options including colours, woodgrain effects, hardware finishes, and glazing patterns to match your preferences.
What areas do you serve?
We operate primarily in East Grinstead and surrounding areas of West Sussex, providing local expertise and prompt service.
Do you offer roofline product warranties?
Our PVCu roofline solutions come with long-term guarantees against weather damage and discolouration, ensuring lasting performance.