High-Quality Aluminium Windows Supplied and Installed by Experts
Types of Aluminium Windows We Supply and Install

Casement Windows
Discover durable, stylish, and energy-efficient ventilation with IDL Aluminum Casement Windows.

Sash Windows
Experience timeless elegance and modern durability with IDL Aluminum Sash Windows.

Bay Windows
Add space and light with IDL Aluminum Bay Windows, combining elegance and durability.

Tilt and Turn Windows
Versatile, secure, and stylish with IDL Aluminum Tilt and Turn Windows.

Fixed Windows
Sleek, durable, and unobstructed views with IDL Aluminum Fixed Windows.

Aluminium Black Windows
Modern, stylish, and perfect for contemporary properties.

Heritage Windows
Experience timeless elegance and modern performance.

Aluminium Grey Windows
Sleek, durable, and unobstructed views with IDL Aluminum Fixed WindSleek and sophisticated, offering a timeless appeal. ows.
Features & Benefits of Our Aluminium Windows
Durability & Low Maintenance
Aluminium is resistant to warping, rust, and corrosion, ensuring longevity. Its weather-resistant properties require minimal upkeep—just a simple wipe-down keeps your windows looking new.
Energy Efficiency & Glazing Options
Our double-glazed aluminium windows in Nelson, UK, feature thermal breaks and advanced glazing options that enhance insulation, reduce noise, and improve security.
Slim Profiles & Customization
Aluminium windows have slim profiles, allowing for larger glass areas and maximizing natural light. Customize your windows with a variety of colors, finishes, and glass styles to suit your home’s aesthetics. We also offer grey aluminium windows supply only for homeowners looking for a sleek, modern finish.
Shutters & Insect Screens
Enhance privacy and insulation with our roller shutters, available in surface-mounted or integrated options in different colors and styles. Keep insects out while maintaining airflow with custom-fitted insect screens, designed to seamlessly blend with your aluminium windows.
Handles & Accessories
Our premium aluminium and stainless-steel handles come in various styles and finishes, with lockable options for added safety and a modern look.
Security & Fittings
We use high-quality turn and tilt security fittings to enhance burglary protection and ensure smooth operation. Additional locking systems can be installed for extra security.
Technical Specifications
Structural Strength
Engineered for high load-bearing capacity, ensuring stability in all weather conditions.
Frame Materials
High-grade powder-coated aluminium for durability and aesthetics.
Thermal Performance
Thermal break technology reduces heat transfer and enhances insulation.
Ventilation & Airflow
Innovative tilt and turn mechanisms for better airflow and ease of use.
Weatherproofing
Advanced seal technology prevents drafts, leaks, and condensation.
Custom Colours & Finishes
Available in RAL colour choices, including black, grey, and wood-effect finishes. You can also explore our black aluminum windows for a bold and contemporary design touch.

Why should you choose us?
Expert Installers
Skilled professionals with years of experience in aluminium window installation across Nelson and Lancashire.
Comprehensive Guarantee
Every installation is backed by our industry-leading warranty.
Bespoke Design Solutions
Tailored to match your needs.
Fast Turnaround
Efficient installation with minimal disruption to your home or business.
Competitive Pricing
Transparent pricing with no hidden costs.
Customer Satisfaction Guaranteed
Dedicated support from consultation to post-installation.
Certifications & Compliance
FENSA & CERTASS Certified
Ensuring compliance with UK building regulations.
Energy-Efficient Ratings
All windows meet industry standards for thermal performance.
Security Standards
Manufactured to PAS 24 security requirements.

Our Aluminium Window Installation Process
Free Consultation & Custom Measurements
We assess your space and take precise measurements.
Custom Measurements & Manufacturing
Every window is precisely measured and manufactured to meet your specific requirements.
Professional Installation in Nelson, Lancashire
Our team ensures perfect fitting and sealing. We also offer upvc windows supply and fit near me as a durable,
Final Inspection & Clean Up
We conduct a thorough quality check and leave your home spotless.
Those who are satisfied with our services




Frequently Asked Questions (FAQs)
How long does aluminium window installation take?
A standard project is usually completed within 1-2 days, depending on the number of windows.
Are aluminium windows energy-efficient?
Yes! Our double glazed windows supply and fit service across Nelson and Lancashire includes thermal breaks and double glazing to minimize heat loss and save energy.
Can aluminium windows be customized?
Absolutely! Choose from various colors, finishes, and glass options to match your style and preferences.
How much does aluminium window installation cost?
Aluminium window installation cost is the total expense of purchasing and fitting aluminium-framed windows, including materials, glazing, and labour. In the UK, the average supply-and-fit cost ranges between £475 and £3,000 per window, depending on the size, style, and complexity of installation.
How much does aluminium window installation cost in Nelson?
In Nelson, aluminium window installation (supply and fit) typically costs $500–$1,200 per window, depending on size, design, and glazing. Standard aluminium frames start at $800–$1,100 per m², while premium thermally broken frames range from $1,500–$2,200 per m². Retrofit double glazing costs $600–$900 per pane, while full replacement can be $2,000–$3,500 per window.
Do you offer same-day emergency glazing services in Lancashire?
Yes, IDL Windows provides same-day emergency glazing in Lancashire for homes and businesses needing fast window repair or replacement. Our technicians carry glass on-site to ensure immediate, safe, and professional glazing restoration.
How much does same-day emergency glazing cost in Lancashire?
The cost of same-day emergency glazing in Lancashire depends on the glass size, type, and urgency. Prices typically start from £95 + VAT for basic single-pane repair. We always offer a free quote before work begins so you know exactly what to expect.
Do you repair damaged aluminium window glass?
Yes, our specialists perform aluminium window glass repairs for cracked or misted panes, replacing double-glazed units with matching safety or energy-efficient glass. We provide same-day or next-day service for urgent repairs.
Can you supply aluminium windows without fitting?
Yes, IDL Windows offers supply-only aluminium windows for trade customers and DIY installers. Each frame is precision-built, fully glazed, and delivered anywhere in Lancashire for easy installation.
Do you handle double-glazing replacements in Lancashire?
Across Lancashire, our crew handles double-glazing replacements that boost insulation and cut down on noise. We take out the old panes carefully, then fit new A-rated glass built for comfort and quiet.
Are your Aluminium window installers qualified professionals?
Absolutely. Our installers are fully qualified and trained to FENSA standards, bringing care and precision to each job. Every project meets UK Building Regulations to guarantee safety and a clean, lasting finish.
Do you supply and fit both aluminium doors and windows?
Absolutely. We handle both aluminium doors and windows from supply to installation, so your home keeps a consistent look throughout. You’ll get strong, long-lasting frames that perform well in every season.
Do you offer Aluminium windows and doors in Nelson?
We’re based right here in Nelson and handle everything from aluminium to uPVC and double-glazed window systems. Our team works out of the Brierfield workshop, and we can arrange same-day quotes or a quick on-site visit if you’d like.
Can you replace fixed aluminium or uPVC windows?
Yes, we handle fixed-window replacements when the glass breaks or mists over. We fit new A-rated double glazing with a tight seal, so your view stays clear and your room keeps its warmth.
Can I order custom-made windows installed by your local team?
Yes. We design and fit custom-made Aluminium windows to match your home’s exact size and look. Our local team handles each installation with care, so every window seals tight and stands the test of time.
Are you professional window contractors for large projects?
Yes. IDL Windows handles large Aluminium window projects for both homes and commercial builds. Our team takes care of each stage from design and fitting to final checks and follow-up care.
Get a Free Quote for Aluminium Windows Today!
Enhance your property with high-quality aluminium windows supply and install services in Nelson, Lancashire. Contact IDL Windows today for a free consultation.