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Business Details
16 Years
experience
Energy-Efficient Windows & Doors in Bristol
Established in 2010, DH Frames is a Bristol-based specialist in high-quality windows, doors, and conservatories. With over two decades of industry experience, our owner-led approach prioritises reliability, competitive pricing, and exceptional craftsmanship. We adhere to rigorous standards through FENSA registration and QANW membership, offering insurance-backed guarantees for all installations. Our team personally oversees every project, ensuring consistent quality and aftercare service.

We specialise in energy-efficient Rehau profiles and Endurance Doors, combining advanced security features with aesthetic design tailored to both domestic and commercial properties. Our reputation, built through 80% repeat business, reflects our commitment to exceeding customer expectations.
Services
Windows Doors Conservatories Building Work Shop Fronts Glass Replacement
Details
  • Year established: 2010
Highlights and features
  • 10-year product and workmanship guarantees
  • FENSA-certified installations with compliance documentation
  • Owner-managed service with direct team oversight
  • Locally sourced materials with competitive pricing
  • NVQ Level 3 qualified installation specialists
Associations and certifications
  • FENSA
  • QANW
  • Rehau
  • Endurance Doors
  • ISO 9001:2000
What people say
Transformed the look Outstanding service Working perfect now Fantastic service Professionally installed
Services
Windows
We supply and install UPVC and aluminium windows including casement, sash, tilt & slide, bay, and shaped designs. Our A-rated energy-efficient windows enhance thermal performance while maintaining aesthetic appeal. All installations meet FENSA compliance with 10-year guarantees against material defects.
Doors
Our security-focused doors include composite, bi-fold, and stable designs in UPVC or aluminium. Featuring multi-point locking systems and reinforced hardware, installations come with insurance-backed warranties. We specialise in heritage-style doors preserving Victorian architectural integrity.
Conservatories
Custom conservatory builds in UPVC or aluminium maximise living space with thermally efficient designs. We handle planning compliance and structural requirements, offering lean-to, Victorian, and bespoke shapes tailored to property specifications and usage needs.
Building Work
Comprehensive building services cover lintel installations, fascias, soffits, and full extensions. Our certified team ensures structural integrity with method statements and risk assessments, maintaining ISO 9001 quality standards throughout all projects.
People
Dan
Owner & Managing Director
With 20 years' experience in the double glazing industry, Dan established DH Frames in 2010 after working with national companies. He oversees all installations personally, ensuring adherence to quality standards and customer satisfaction through direct team management.
Questions
What areas do you serve?
We operate across Bristol, South Gloucestershire, North Somerset, and Avon, providing installations within a 30-mile radius of our Ashton base.
Do you offer guarantees?
All installations include a 10-year insurance-backed guarantee covering both products and workmanship, with FENSA certification provided upon completion.
Are your products energy efficient?
We supply A-rated Rehau window systems and Endurance Doors, designed to meet current thermal efficiency standards with low U-values for reduced energy costs.
How are installations managed?
Every project is overseen directly by our owner-managed team, with no subcontractors used. This ensures consistent quality control and accountability throughout the installation process.
What accreditations do you hold?
We are FENSA registered (34933), QANW members, and hold NVQ Level 3 certifications in fenestration and glass operations, complying with ISO 9001 standards.
Can you handle complex repairs?
Our team specialises in remedial work including door realignment, glass replacement, and structural repairs, using non-corrosive components with 360-hour salt-spray tested durability.
Reviews (3)
Mel Meale
May 29, 2018 Report
Excellent service, the value is great and the finish is very good. Danny went through everything that was needed to be done, showed me damage to the.
Dominique Duma
Apr 16, 2018 Report
Dan was brilliant. He is extremely professional, reliable and knowledgeable. He will offer the option to try and solve a problem as opposed to a hard.
Julie Weeks
Mar 31, 2017 Report
We are very happy with service provided throughout and the final window installation. Dan gave us reliable contacts for planning permission and.