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Expert Window & Door Solutions in London
Established in London, Greenwood Joinery has built a reputation as a leading manufacturer of high-quality timber, uPVC, and aluminium joinery products. Our team combines decades of collective experience with a commitment to craftsmanship, delivering bespoke solutions tailored to both heritage and modern properties. Specialising in sash windows, bi-folding doors, and fire-rated doors, we prioritise sustainability through FSC and PEFC-certified materials. Our process ensures precision from initial consultation to installation, with a focus on thermal efficiency, acoustic performance, and aesthetic appeal.

We serve residential and commercial clients across the UK, offering free estimates, custom painting services, and a 6-8 week lead time for certified fire doors. Backed by industry certifications and a state-of-the-art manufacturing facility, we maintain open communication and client confidence at every project stage.
Services
Timber Windows uPVC Products Aluminium Windows Glazing Options Fire-Rated Doors
Highlights and features
  • Over 25 years of expertise in bespoke joinery projects
  • Bespoke manufacturing to meet exact client specifications
  • Free estimates with detailed site surveys included
  • Certified fire-rated doors for residential and commercial use
  • Sustainable materials with FSC and PEFC certifications
Associations and certifications
  • FSC
  • PEFC
  • UK Fire Safety Standards
What people say
Top notch workmanship Great job Prosperous 2025
Services
Timber Windows
Crafted from FSC-certified timber, our sash and casement windows combine traditional elegance with modern thermal efficiency. Each unit is made-to-order, featuring micro-porous paint finishes and weather-sealed construction. Ideal for heritage properties requiring period-accurate replacements or contemporary homes seeking natural aesthetics.
Fire-Rated Doors
Certified FD30 and FD60 fire doors provide critical protection while maintaining aesthetic appeal. Custom-manufactured to meet UK building regulations, these doors feature durable timber construction and a range of finish options. Suitable for residential, educational, and commercial properties with strict safety requirements.
uPVC Products
Low-maintenance uPVC windows and doors offer energy efficiency and security compliance. Available in vertical sliders, casement styles, and French door configurations, all with double/triple glazing options. Designed to replicate traditional aesthetics while requiring minimal upkeep over decades of use.
Aluminium Windows
High-strength aluminium windows combine slim profiles with thermal performance. Heritage-style designs maintain period accuracy for listed buildings while meeting modern insulation standards. Powder-coated finishes ensure long-term durability against weathering and corrosion.
Glazing Options
Custom glazing packages include single/double/triple panes with acoustic and security enhancements. Decorative glass options like satin, vision, and arena-c provide privacy while maintaining light transmission. Specialised solutions for rooflights, shower screens, and commercial shop fronts.
Questions
What fire ratings are available for your fire doors?
We offer FD30 and FD60 rated doors providing 30 or 60 minutes of fire resistance.
Do your fire doors meet UK building regulations?
All fire doors comply with current UK safety standards and carry industry certifications.
Can I customise fire door finishes?
Yes, we provide made-to-measure doors in various colours and wood-effect finishes.
What is your lead time for installations?
Standard lead time for fire doors is 6-8 weeks from order confirmation.
Do you supply commercial shop fronts?
We manufacture glass shop fronts combining security with modern aesthetics for businesses.
Are your timber products sustainable?
All wood comes from FSC or PEFC-certified sustainable forestry sources.