_edited.png)
Exclusive Trade Deals
Manufacturer's Warranty
Meets UK Standards
Up To 30% Off For Trade
Up To 30% Off For Trade
Up To 30% Off For Trade
Up To 30% Off For Trade
Patio Doors
Specifications:
Size: 1750mm (W) x 2070mm (H)
Finish: White frame with chrome handle
Type: Unglazed patio door set (glass not included)
Performance: Meets all applicable UK standards
Price: From £399 (supply only)
More information on warranty available upon order
Ready to order or get a trade quote?
Roof Lantern Pyramid
Specifications:
Sizes Available: From 600 x 600mm to 2500 x 2500mm
Glass: Double-glazed glass with laminated inner pane
Frame: Fully thermally broken aluminium, powder-coated
Performance: Meets or exceeds UK building regulations and ISO 9001 standards
Price: From £499 (supply only)
10 year warranty available
Ready to order or get a trade quote?
Bifold Doors
Specifications:
Size: 3000mm (W) x 2100mm (H)
Opening: Outward-opening, multi-panel configuration
Material: Thermally broken aluminium with insulated WarmCore profile
Finish: Premium white (other colours available to order)
Compliance: Meets current UK building regulations and energy efficiency standards
Price: From £1999 plus delivery
10 year warranty available
Ready to order or get a trade quote?
Up To 30% Off For Trade
Up To 30% Off For Trade
Up To 30% Off For Trade
Up To 30% Off For Trade
Our Partners
About Us
At Si Glazing, we don't just sell you products. We work in partnership with you to fully understand your needs, and work hard to provide solutions to help you get the job done on time and on budget. We don't believe in hidden fees and we don't hide behind jargon.
We value our trade customers, which is why we offer a generous trade discount.
Give us a call today and let us know what you need. We promise you will get a transparent answer on how we can help.
Frequently Asked Questions
Yes — we provide exclusive trade rates for installers, contractors, and developers. Bulk order discounts are also available.
We work closely with our clients to define a tailored timeline that aligns with their expectations.
Not always. For example, our unglazed patio doors are supplied without glass, so you can choose your own specification. Check the product details for glazing inclusions.
We offer nationwide delivery across the UK. Your roof product will be securely packaged and delivered to your chosen location - whether that's a home, site or trade location.
All of our products are manufactured to ISO 9001 quality standards and come with a manufacturer's warranty. More details can be provided upon request.