Business Details
38 Years
experience
Trusted Home Improvement Solutions in Preston
Established in 1988, Lancashire Double Glazing has built a reputation as one of the North West's most trusted home improvement specialists. With over 35 years of experience, we have manufactured and installed more than 2 million frames across 600,000 homes, combining traditional craftsmanship with modern innovation. Our team of expert installers delivers British-made PVC-U windows and doors to the highest standards, supported by comprehensive guarantees. We pride ourselves on personalized service, offering a wide range of products from energy-efficient windows to bespoke conservatories and extensions.Our commitment to quality, integrity, and customer satisfaction has made us a household name, with 70% of our business coming from recommendations. Backed by Financial Conduct Authority regulation and decades of industry expertise, we continue to enhance homes across the region with tailored solutions that blend security, aesthetics, and functionality.
Services
UPVC Windows
Aluminium Windows
Composite Doors
Conservatory Roof Replacement
Home Extensions
Orangeries
Porches
Garden Rooms
Window Installation
Door Replacement
Details
- Year established: 1988
Highlights and features
- We offer 35 years of experience in bespoke home improvement solutions
- Our British-made PVC-U windows and doors meet rigorous quality standards
- Expert installers deliver precise, clean installations with minimal disruption
- Comprehensive guarantees protect your investment for years to come
- Tailored financing options including 0% interest credit plans
Associations and certifications
- Financial Conduct Authority
What people say
Fantastic service
Excellent workmanship
Highly recommended
Quick turnaround
Polite installers
Services
UPVC Windows
Our A+ rated UPVC windows combine energy efficiency with enhanced security features. Manufactured using a unique blend of virgin PVC-U and stabilisers, they resist weathering while maintaining thermal performance. Each installation includes multi-point locking systems and draft-free designs, with over 20 colour options to complement any property style.
Conservatory Roof Replacement
Transform your conservatory with our thermally efficient warm roof systems. These high-quality replacements convert spaces into year-round living areas through advanced insulation technology. Available with decorative glass options or slate-effect finishes, installations typically complete within 2-3 weeks while maintaining structural integrity.
Composite Doors
Engineered for maximum security and minimal maintenance, our composite doors feature reinforced frames and multi-point locking systems. With over 15 decorative styles and custom colour options, each door integrates energy-efficient glazing while maintaining traditional aesthetics suitable for period and modern properties.
Home Extensions
From single-storey to full rear extensions, our projects include integrated plumbing and electrical work alongside structural modifications. Using the HUP! rapid build system, we complete most extensions within 8-12 weeks with full project management, including planning permission assistance where required.
Garden Rooms
Custom-designed garden rooms provide functional outdoor living spaces with full insulation and double glazing. Available in various sizes up to 40m, these structures feature underfloor heating options and can be completed as office, gym, or entertainment spaces within 6-8 weeks.
People
Owen Gilmartin
Sales Representative
With over 15 years in home improvements, Owen provides expert guidance on product selection and installation planning. Known for his patient approach, he ensures customers understand technical specifications while matching solutions to individual property requirements.
Muhammad Patel
Sales Consultant
Specialising in bespoke solutions, Muhammad assists clients with complex architectural requirements. His attention to detail ensures precise measurements and custom manufacturing for non-standard property types, maintaining strict quality control throughout the process.
Questions
Do you provide Fensa certification for window installations?
Yes, all our window installations come with Fensa certification as standard, ensuring compliance with building regulations.
Can I finance my home improvement project?
We offer various financing options including 0% interest credit plans up to 36 months for qualifying customers.
What guarantees do you provide?
We include comprehensive guarantees covering both products and installations, with terms varying from 10-25 years depending on product type.
How long does a typical conservatory roof replacement take?
Most conservatory roof replacements complete within 2-3 weeks from initial survey to final installation.
Do you handle planning permission for extensions?
While we don't submit planning applications directly, we provide technical support and documentation to facilitate the process.
Are your installers company-employed or subcontracted?
We use both directly employed specialists and vetted subcontractors, maintaining strict quality control across all installations.
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