Business Details
21 Years
experience
Trusted Supplier of Composite Doors & Energy-Efficient Windows in the UK
Established in 2005, Just Doors has become the UK's leading supplier of high-quality composite doors, UPVC windows, and aluminium products. Our extensive range includes energy-efficient solutions designed to meet modern building regulations while maintaining aesthetic appeal. With a 10-year guarantee on profiles and hardware, we prioritise customer satisfaction through competitive pricing, nationwide delivery, and expert technical support. Our team ensures compliance with FENSA standards and provides comprehensive guidance for DIY installations.By combining innovative design with rigorous quality control, we deliver durable, secure, and thermally efficient products tailored to both residential and trade customers' needs. Our commitment to transparency is reflected in our price promise guarantee, which ensures we match any online competitor's pricing. With over 500 customer reviews averaging 4.93/5, we maintain a reputation for reliability and exceptional service.
Services
Composite doors
UPVC windows
Aluminium bifold doors
Fire rated doors
Roof lanterns
Patio doors
French doors
Window replacements
Trade supplies
DIY glazing
Details
- Year established: 2005
Highlights and features
- Established in 2005 with 19 years of specialist glazing expertise
- Price promise guarantee matches any online competitor's pricing
- Free nationwide delivery on orders over 250
- 10-year guarantee on UPVC profiles and hardware
- FENSA-compliant products meeting latest building regulations
What people say
Great quality
Excellent service
Value for money
Fast delivery
Reliable support
Services
Composite doors
Our composite doors combine GRP skins with timber cores for superior security and thermal efficiency. Available in multiple styles including modern, cottage, and stable designs with custom colour options. Each door includes multi-point locking systems and energy-saving glass, meeting FD30 fire rating standards while maintaining aesthetic appeal for residential properties.
UPVC windows
Energy-efficient UPVC windows featuring A+13 Window Energy Ratings with double-glazed units. Options include casement, sash, bay, and tilt-and-turn styles in various colours. All windows comply with Part L thermal regulations and include trickle vents for ventilation, with 10-year guarantees on profiles and hardware.
Aluminium bifold doors
Premium aluminium bifold doors with slim frames and high thermal performance. Available in custom sizes up to 3000mm width, featuring low thresholds and multi-point locking systems. These doors meet Part Q security standards and include 40mm double-glazed units with argon gas for enhanced insulation.
Fire rated doors
Certified FD30 fire doors tested to resist flames and smoke for 30 minutes. Available as internal or external options with composite or timber construction. These doors incorporate intumescent strips and meet Part B building regulations while maintaining security features like anti-snap cylinders.
Roof lanterns
Aluminium roof lanterns with thermally broken frames and low-iron glass for maximum light transmission. Available in flat or pitched designs with U-values as low as 1.2W/mK. These structures comply with Part N safety glass requirements and include integrated gutters for efficient water management.
Questions
What delivery areas do you cover?
We offer free nationwide delivery across England, Wales, and most of Scotland, excluding remote postcodes KY, PA, PH, DD, AB, IV, and KW.
Do your products meet building regulations?
All our doors and windows comply with current UK building regulations including Part L thermal efficiency standards and Part Q security requirements.
How do I measure for replacement windows?
Measure brick-to-brick openings at three points for both height and width, deducting 10mm from each dimension to allow for installation tolerances.
What guarantees apply to your products?
We provide a 10-year guarantee on UPVC profiles, 5 years on sealed units, and 1 year on hardware, subject to proper maintenance and UK installation.
Can trade customers access special pricing?
Registered trade customers receive exclusive pricing, bulk order discounts, and dedicated account management with fast quotation turnaround.
