Aluminium windows and Doors Sheffield and south yorkshire | Bespoke Supply & Install Across South Yorkshire & UK
Call us: 020 341 10038 (South / London) | 01768 254552 (UK)
Email: projects@thefenestrationnetwork.co.uk
Looking for premium aluminium windows and doors in Sheffield? We deliver custom aluminium window and door solutions—entrance, sliding, bifolds, French, heritage styles—with full supply & installation across Sheffield, South Yorkshire and the rest of the UK.
Premium Aluminium glazing, professionally installed Nationwide:
Why Aluminium Doors Are Ideal for Sheffield AND SOUTH YORKSHIRE Properties
Sheffield’s mix of traditional homes, modern developments, and urban infill demands doors that deliver on both style and performance. Aluminium is a top choice because:
- Slim sightlines & maximum glazing — more light, less visible frame
- Strong structural performance — supports large spans and tall panels
- Weather resilience & durability — resists warping, rotting, corrosion
- Thermal efficiency — thermally broken systems deliver low U-values
- Minimal maintenance — occasional wipe-down versus regular painting
- High security / certification — suitable for PAS 24 / Secured by Design
- Flexible design & finish options — wide range of RAL / dual colours, heritage & modern styles
These benefits make aluminium doors especially suited to Sheffield’s climates, architectural styles, and local planning / conservation constraints.
Our Sheffield Aluminium Door Types & Options
Every door is made-to-measure to your design, site and aesthetic needs. Our range includes:
- Entrance & front doors — statement, secure and elegant
- Sliding / patio doors — smooth sliding designs to open up spaces
- Bi-fold doors — fold-back configurations for seamless indoor/outdoor flow
- French / double doors — paired swing doors with modern performance
- Heritage / steel-look windows and doors — for conservation or period properties
- Slimline / minimal frame doors — maximise glass, minimise frame
- Custom configurations — sidelights, transoms, odd sizes / shapes
We also offer glazing options (double, triple, acoustic, solar control) and a wide selection of finish options (single colour or dual-colour finishes).
BUILDING & EXTENSIONS, EXPERT INTEGRATION WITH GLAZING
BUILDING SERVICES, EXTENSIONS & ORANGERIES — EXPERTLY INTEGRATED WITH GLAZING
At The Fenestration Network, we provide a comprehensive, end-to-end service that brings every stage of your project together under one expert team. From foundations and brickwork to glazing and finishing, we seamlessly coordinate every trade to guarantee precision, performance, and a smooth experience for you.
We don’t just install glazing — we build around it.
Our integrated approach means the structural and glazing elements are designed and executed to complement one another from the start, delivering:
- Perfect junctions between structure and glass (no leaks, no cold bridges)
- Cohesive design and performance across the entire build
- Faster project delivery with a single accountable team
- Consistent quality control from groundworks to final finish
This joined-up delivery model ensures your orangery, extension, or renovation achieves the best of both worlds: robust construction and high-performance glazing, all delivered by specialists who understand both disciplines.
Our Sheffield Service: From Survey to Installation
We offer a full end-to-end service tailored for Sheffield sites:
- Site survey & consultation — assessing apertures, access, structure, planning constraints
- Design & specification advice — help you choose styles, configurations, hardware and finishes
- Precise manufacture — in controlled environment to your exact measurements
- Professional installation — managing tolerances, sealing, finishing, site conditions
- Aftercare & warranty — support, maintenance advice, guarantee
We understand Sheffield’s challenges: older properties, terraces, planning / conservation areas, narrow access, and structural constraints — so we manage them so you don’t have to.
WINDOW & DOOR MAINTENANCE PLANS | FENESTRATION NETWORK
Protect your glazing with nationwide window and door maintenance plans. Cleaning, servicing, and performance checks by The Fenestration Network
Your windows and doors are an investment — and like any part of your home, they need regular care to stay secure, efficient, and looking their best.
At The Fenestration Network, we offer nationwide window and door maintenance plans designed to protect your property, reduce long-term repair costs, and keep every installation performing like new.
✅ Extend lifespan of your glazing
✅ Maintain energy efficiency and security
✅ Prevent costly repairs
✅ Keep warranties valid
✅ Ensure your property always looks its best
Book your plan today.
Call us: 020 341 10038 (South) / 01768 254552 (Rest of UK)
Email: maintenance@thefenestrationnetwork.co.uk
SAVE MONEY - WE DELIVER THE WHOLE PROJECT - SUPPLY & INSTALL
AB-38 SLIMLINE SMARTS BIFOLDING DOORS FROM £3250
cortizo cor vision AS-20 smarts SLIM 20MM sliding doors FROM £2950
AB-38 SLIMLINE SMARTS BIFOLDING DOORS FROM £3250
ASK FOR OUR WHITE GLOVE PROJECT SERVICE - FULL SUPPLY, SURVEY AND INSTALLATION
Ultra-slim 88mm sightlines
Available with or without Crittal effect
Over 150+ RAL colours to choose from
U-Value: 1.0W/M2K
Available in over 19 configurations
AB-60 Premium smarts bifolding doors FROM £2750
cortizo cor vision AS-20 smarts SLIM 20MM sliding doors FROM £2950
AB-38 SLIMLINE SMARTS BIFOLDING DOORS FROM £3250
ASK FOR OUR WHITE GLOVE PROJECT SERVICE - FULL SUPPLY, SURVEY AND INSTALLATION
132mm sightlines
Over 150+ RAL colours to choose from
Upto 20 Years Guarantee
U-Value: 1.4W/M2K
Available in over 19 configurations
AS-20 smarts SLIM 20MM sliding doors FROM £3250
cortizo cor vision AS-20 smarts SLIM 20MM sliding doors FROM £2950
cortizo cor vision AS-20 smarts SLIM 20MM sliding doors FROM £2950
ASK FOR OUR WHITE GLOVE PROJECT SERVICE - FULL SUPPLY, SURVEY AND INSTALLATION
Ultra slim 20mm sightlines (Central mullion)
Soft Close
Over 200+ RAL colours to choose from
Available in 2 or 3 track
1.6 W/m2K U Value
cortizo cor vision AS-20 smarts SLIM 20MM sliding doors FROM £2950
cortizo cor vision AS-20 smarts SLIM 20MM sliding doors FROM £2950
cortizo cor vision AS-20 smarts SLIM 20MM sliding doors FROM £2950
ASK FOR OUR WHITE GLOVE PROJECT SERVICE - FULL SUPPLY, SURVEY AND INSTALLATION
Sightlines
Frame depth 116 mm / 182 mm 3 rails Sash depth 37 mm
Interlock 20 mm
GS20 CORTIZO SLIM 20MM SLIDING DOORS FROM £3450
AW-47 SMARTS HERITAGE WINDOWS FROM £650
GS20 CORTIZO SLIM 20MM SLIDING DOORS FROM £3450
ASK FOR OUR WHITE GLOVE PROJECT SERVICE - FULL SUPPLY, SURVEY AND INSTALLATION
Slim 20mm sightlines
Standard or Flush Stacking
Over 200+ RAL colours to choose from
1.3 W/m2K U Value
GB-49 Cortizo bifolding doors FROM £2950
AW-47 SMARTS HERITAGE WINDOWS FROM £650
GS20 CORTIZO SLIM 20MM SLIDING DOORS FROM £3450
ASK FOR OUR WHITE GLOVE PROJECT SERVICE - FULL SUPPLY, SURVEY AND INSTALLATION
110mm sightlines
Over 150+ RAL colours to choose from
Upto 20 Years Guarantee
0.8Wm2K U-Values
Available in upto 14 panes width
AW-47 SMARTS HERITAGE WINDOWS FROM £650
AW-47 SMARTS HERITAGE WINDOWS FROM £650
AW-47 SMARTS HERITAGE WINDOWS FROM £650
ASK FOR OUR WHITE GLOVE PROJECT SERVICE - FULL SUPPLY, SURVEY AND INSTALLATION
Highly practical, affordable range of Aluminium Windows available in a range of colours and designs.
Aesthetically pleasing and simple to install.
GW70 CORTIZO WINDOWS FROM £650
AW-47 SMARTS HERITAGE WINDOWS FROM £650
AW-47 SMARTS HERITAGE WINDOWS FROM £650
ASK FOR OUR WHITE GLOVE PROJECT SERVICE - FULL SUPPLY, SURVEY AND INSTALLATION
Highly practical, affordable range of Aluminium Windows available in a range of colours and designs.
Aesthetically pleasing and simple to install.
AD-55 SMARTS HERITAGE FRENCH doors FROM £1850
AD-55 SMARTS HERITAGE FRENCH doors FROM £1850
AD-55 SMARTS HERITAGE FRENCH doors FROM £1850
ASK FOR OUR WHITE GLOVE PROJECT SERVICE - FULL SUPPLY, SURVEY AND INSTALLATION
Door leaves up to 3m high
Stunning Heritage (Crittal effect)
Can be used external and internal
Inward or outward opening
Alitherm 400 windows from £600
AD-55 SMARTS HERITAGE FRENCH doors FROM £1850
AD-55 SMARTS HERITAGE FRENCH doors FROM £1850
ASK FOR OUR WHITE GLOVE PROJECT SERVICE - FULL SUPPLY, SURVEY AND INSTALLATION
Highly practical, affordable range of Aluminium Windows available in a range of colours and designs.
Aesthetically pleasing and simple to install.
smarts signature doors from £1950
AD-55 SMARTS HERITAGE FRENCH doors FROM £1850
ALUSPACE INTERNAL DOORS AND SCREENS FROM £1450
ASK FOR OUR WHITE GLOVE PROJECT SERVICE - FULL SUPPLY, SURVEY AND INSTALLATION
Fresh, vibrant designs.
Our range of Entrance doors are excellent quality, available in a variety of styles.
Quick lead times and a dream to install.
ALUSPACE INTERNAL DOORS AND SCREENS FROM £1450
AD-55 SMARTS HERITAGE FRENCH doors FROM £1850
ALUSPACE INTERNAL DOORS AND SCREENS FROM £1450
ASK FOR OUR WHITE GLOVE PROJECT SERVICE - FULL SUPPLY, SURVEY AND INSTALLATION
Explore Aluspace internal doors and screens – slim, stylish steel-look glazing from Smart Systems, designed to transform modern homes.
WINDOW AND DOOR SYSTEMS BY THE FENESTRATION NETWORK
CORTIZO, SMARTS, ALUMIL, ALUNET, SCHUCO & ASTON ARCHITECTURAL - THE BEST ALUMINIUM WINDOWS AND DOORS, PROFESSIONALLY INSTALLED
At Fenestration Network, we work with the UK’s leading system companies and manufacturers to provide homeowners with the very best in aluminium windows and doors.
Our expertise spans decades in the glazing industry, giving us a complete understanding of how each system performs, what makes it unique, and where it fits best.
Whether you’re looking for architectural aluminium sliding doors, precision-engineered bifolds or beautifully crafted front doors, we've got you covered.
Heritage windows in Yorkshire | Full Case Study
Heritage Windows in Yorkshire | Doncaster Aluminium Windows & Doors
Heritage windows in Yorkshire. 24 Alitherm windows, bifolds and doors installed in a detached new build home in Doncaster, South Yorkshire. Aluminium windows in Cumbria. 20 Alitherm Heritage windows and 5 doors in RAL 7016 Grey installed at a traditional stone home near Kirkby Stephen.
10% off all orders placed before 30th November 2025
Applicable only to orders resulting from new quotes produced from 15th October to 30th November, must include full supply, survey and installation and must include any combination of the below:
Windows/ Bi Folding Doors/ Sliding Doors/ French Doors/ Entrance Doors/ Windows/ Garden Studios, Glass Balustrades, Orangeries.