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Your Trusted Partner for UPVC Windows & Doors in East Anglia
Established in Haverhill, Suffolk, Essential Glazing is a dedicated windows and doors company serving Cambridgeshire, Essex, and Suffolk. We specialise in supplying and fitting high-quality UPVC windows, composite doors, and a range of glazing solutions tailored to enhance residential properties. Our approach prioritises customer comfort, offering free home consultations with product samples, brochures, and colour swatches, ensuring informed decisions without pressure sales tactics. All quotations are transparent, with no hidden charges, and our pricing remains fixed once agreed.

Our team of professional fitters, with over a decade of experience, ensures meticulous installation, respecting clients' homes and maintaining neatness throughout. We stand by our work with a personal guarantee and a 10-year independent insurance-backed warranty. As a FENSA-registered company (No. 33378), we adhere to rigorous industry standards, combining technical expertise with a commitment to reliability and customer satisfaction.
Services
UPVC Windows Composite Doors UPVC Doors Glazing Services Secondary Glazing Bi-Folding Doors Conservatories Garage Doors
Highlights and features
  • We offer free home consultations with product samples and no pushy sales tactics.
  • Our fitters have over ten years of experience in precision installations.
  • Transparent pricing with no hidden charges or post-quote adjustments.
  • 10-year independent insurance-backed guarantee on all products and workmanship.
  • FENSA-registered, ensuring compliance with industry-leading standards.
Associations and certifications
  • FENSA
What people say
Reliable service Quality installations Transparent pricing No pushy sales 10-year guarantee
Services
UPVC Windows
Essential Glazing offers made-to-measure UPVC windows designed to enhance security, energy efficiency, and property value. Available in casement, bay, or sash styles, our windows feature customizable options including frame colours, glass patterns, and advanced locking systems for optimal safety.
Composite Doors
Our composite doors combine traditional aesthetics with modern performance, featuring GRP skins, insulated cores, and reinforced frames. They provide superior thermal efficiency, weatherproofing, and security, available in multiple colours and customizable hardware options.
Glazing Services
From replacing broken panes to upgrading to energy-efficient glass, our glazing solutions address residential and industrial needs. We install safety glass for homes with children and offer secondary glazing for listed properties to improve insulation without altering original features.
Bi-Folding Doors
Maximise space and connect indoor and outdoor areas with our bi-folding doors. Available in UPVC or aluminium, these doors feature stackable panels for openings up to 6 metres, enhancing natural light and accessibility.
Conservatories
Create additional living space with bespoke conservatories tailored to your preferences. We offer various styles, colours, and roof glazing options, including tinted or self-cleaning glass, with a complete installation service from foundation to finish.
Questions
What areas do you serve?
We operate across Cambridgeshire, Essex, and Suffolk, providing free home consultations within our service regions.
Do you offer free quotes?
Yes, we provide free, no-obligation surveys and quotes with no follow-up calls or pressure tactics.
What guarantees do you provide?
All installations come with a 10-year independent insurance-backed guarantee for added peace of mind.
Are your fitters experienced?
Our team has over ten years of experience in precision window and door installations, ensuring high standards.
Are you FENSA registered?
Yes, we are FENSA registered (No. 33378), complying with building regulations for window and door replacements.
Can you replace old garage doors?
We supply and install modern garage doors in steel, timber, or GRP, with manual or automatic options available.