Business Details
11 Years
experience
Your Trusted Partner for Window & Conservatory Solutions in Bristol
ZEN Windows has been serving Bristol since 2015, establishing itself as a trusted provider of high-quality windows, doors, and conservatories. Our locally-based team combines technical expertise with a commitment to personalized service, ensuring every project meets exacting standards. We specialize in A-rated uPVC systems from Aluplast and Veka, alongside premium conservatory roofs from Ultraframe and Wendland, all installed to comply with current building regulations. Our CERTASS certification demonstrates our adherence to industry best practices, while our 25-year guarantee reflects confidence in our workmanship.We maintain transparency through written quotes without pressure sales tactics, prioritizing customer satisfaction through punctual service delivery and meticulous attention to detail. Our glowing reviews from Bristol residents attest to our consistent delivery of energy-efficient solutions that enhance property value and comfort.
Services
Window replacement
Door installation
Conservatory upgrades
Triple glazing
Sash window repair
Details
- Year established: 2015
Highlights and features
- 10 years of local expertise in Bristol's property market
- 25-year guarantee on all uPVC installations
- CERTASS-certified installations meeting building regulations
- No-pressure sales with transparent written quotations
- Award-winning customer service with glowing local reviews
Associations and certifications
- CERTASS
What people say
Outstanding experience
Excellent service
Spotless workmanship
No pressure sales
Highly recommended
Services
Window replacement
Our A-rated uPVC windows deliver superior energy efficiency and security. Available in casement, sash, and tilt-and-turn styles, each installation includes precise measurements and tailored fitting. Backed by 25-year guarantees, our windows reduce noise and energy bills while enhancing property aesthetics.
Door installation
We supply and fit composite, uPVC, and aluminium doors with advanced security features. Our installations include precise fitting of door frames and hardware, ensuring improved insulation and property value. Each project benefits from our no-pressure consultation process and 25-year product guarantees.
Conservatory upgrades
Specialists in conservatory roof replacements using premium systems from Ultraframe and Wendland. Our upgrades enhance thermal efficiency and durability while maintaining structural integrity. Projects include complete installations or modernizations of existing conservatories, all with insurance-backed guarantees.
Triple glazing
Our triple-glazed units provide exceptional thermal and acoustic insulation. Featuring advanced gas fills and low-emissivity coatings, these windows reduce energy costs by up to 20% compared to standard double-glazing while maintaining slim sightlines and modern aesthetics.
Sash window repair
We specialize in restoring period sash windows to original condition. Services include draught-proofing, hardware replacement, and draught-proofing while preserving historical authenticity. Modern upgrades enhance energy efficiency without compromising traditional appearance, ideal for conservation areas.
Questions
Do double-glazed windows add property value?
Yes, they improve energy efficiency, security, and aesthetics, making properties more attractive to buyers.
What guarantees do you offer?
We provide 25-year guarantees on white uPVC frames and 10-year coverage for moving parts and glass units.
Are your installers locally based?
All our installers live and work in Bristol, ensuring personalized service and local market knowledge.
Can you replace unusual window shapes?
Our team specializes in challenging installations, including non-standard conservatory shapes and period properties.
How long does installation take?
Most window replacements complete within 2-4 weeks from initial consultation to final installation.
