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Trinity Glazing Edinburgh - Premium Glass Suppliers
Established as Edinburgh's leading glass and glazing specialists, Trinity Glazing has dedicated itself to delivering premium glazing solutions tailored to both trade professionals and private customers. With a focus on innovation and quality, we supply a comprehensive range of products including UPVC windows and doors, double glazed units, and secondary glazing systems designed to meet modern energy efficiency standards while preserving traditional aesthetics. Our commitment to sustainability drives every aspect of our operations, from manufacturing processes to product selection, ensuring environmentally responsible choices without compromising performance. As members of the Edinburgh Trusted Trader Scheme, we uphold rigorous standards of reliability and customer satisfaction, having been independently verified by Police Scotland and Trading Standards.

Our team of experienced professionals combines technical expertise with personalized service, offering hassle-free delivery and competitive trade pricing. Whether supplying replacement windows for residential properties or supporting large-scale construction projects, we prioritise precision, durability, and customer-centric solutions. This dedication to excellence has solidified our reputation as Edinburgh's largest glass merchant, serving the Lothian area with trusted expertise since our inception. Through continuous investment in advanced technologies like Slimtech Heritage Sealed Units, we ensure our clients receive cutting-edge products that balance superior thermal performance with authentic design elements for heritage buildings.
Services
Double Glazed Units UPVC Windows Composite Doors Secondary Glazing Glass Supply Mirrors Replacement Windows Aluminium Windows Doors Supply Slimtech Heritage Units
Highlights and features
  • Edinburgh's largest glass and glazing selection
  • Trusted Trader Scheme members verified by Trading Standards
  • Hassle-free onsite delivery service for trade customers
  • Manufacturers of energy-efficient Slimtech Heritage Sealed Units
  • Over a decade of specialist glazing experience in Edinburgh
Associations and certifications
  • Edinburgh Trusted Trader Scheme
What people say
Excellent product range Trusted trader status Efficient delivery service Competitive trade prices Professional team
Services
Double Glazed Units
Our high-performance double glazed units combine advanced thermal efficiency with slim sightlines, ideal for both modern and heritage properties. Manufactured using warm edge spacer systems and multi-layer vapour barriers, these units deliver superior energy savings while maintaining aesthetic authenticity. Perfect for residential and commercial applications across Edinburgh and Lothian.
UPVC Windows
Durable, low-maintenance UPVC windows available in contemporary and traditional styles. Designed to enhance property value through improved insulation and security features. Custom-manufactured to precise specifications, ensuring perfect fit for new builds or replacement projects throughout Edinburgh's architectural landscape.
Composite Doors
Thermally efficient composite doors combining robust security with elegant design options. Featuring multi-point locking systems and weather-resistant construction, these doors offer enhanced home security while complementing various architectural styles. Available in multiple finishes and glazing options for Edinburgh properties.
Slimtech Heritage Units
Specialist sealed units replicating traditional single-glazed aesthetics with modern performance benefits. Engineered with narrow sightlines and advanced warm edge technology, these units meet conservation area requirements while achieving contemporary energy efficiency standards for historic buildings in Edinburgh.
Secondary Glazing
Cost-effective secondary glazing systems improving thermal efficiency and noise reduction in existing windows. Ideal for period properties and commercial buildings where primary window replacement isn't feasible. Custom-fitted to Edinburgh's historic buildings while maintaining original architectural integrity.
People
Jason
Director
With over 15 years in the glazing industry, Jason oversees strategic operations and quality control at Trinity Glazing, ensuring adherence to the highest manufacturing and service standards.
Lisa
Director
Lisa manages client relations and business development, leveraging her extensive experience in Edinburgh's construction sector to maintain the company's market-leading position.
Rosie
CEO
As CEO, Rosie drives Trinity Glazing's sustainability initiatives and long-term vision, maintaining the company's commitment to innovation and customer satisfaction across the Lothian region.
Questions
What types of glazing products do you supply?
We offer double glazed units, UPVC windows and doors, composite doors, secondary glazing systems, and Slimtech Heritage units for both residential and commercial applications.
Do you deliver products directly to job sites?
Yes, we provide onsite delivery services for trade customers across Edinburgh and the Lothian area at competitive trade prices.
Are your products suitable for heritage buildings?
Our Slimtech Heritage Sealed Units are specifically designed to replicate traditional single-glazed windows while meeting modern energy efficiency requirements for historic properties.
How can I request a quote?
Contact us via phone at 0131 555 3539 or complete our online contact form to receive a free supply quote tailored to your project requirements.
Are you part of any accreditation schemes?
We're proud members of the Edinburgh Trusted Trader Scheme, independently verified by Police Scotland and Trading Standards for quality and reliability.
What areas do you serve?
We primarily serve Edinburgh and the wider Lothian region, supplying high-quality glazing products to both trade professionals and private customers.
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