Full Specifications
Full Specifications
Brand
Liberty DoorsArea for use
External / exterior useMaterial
AluminiumFinish
MattTexture
SmoothGlazing type
27mm Argon gas toughened clear double glazingManufacturer guarantee
Lifetime GuaranteeFeatures
Comprehensive, easy to follow instructions and video provided. Pas 24 certified, Part L compliant, CE certifiedPlease note
Frame supplied unassembled, and glass pre-installed in the door panels for faster installation. Door Panel Frame thickness: 68mm to allow maximum glazed areaSustainability
Made with sustainability in mind, using responsibly sourced materials where possible
Description
Description
The Matt Black Aluminium External 3+1 Clear Glass Folding Patio Door by Liberty Doors combines style and functionality, perfect for exterior use. Crafted with durable aluminium and finished in sleek matt black, this external folding patio door ensures longevity and aesthetic appeal. Featuring argon gas toughened clear double glazing, it offers superior insulation and security. Designed for efficient installation, it aligns seamlessly with standard fittings and tools. Ideal for trade professionals seeking quality and reliability, enhancing any project with its robust construction and modern design.
Delivery & Returns
Delivery & Returns

Fast, flexible delivery designed for the trade.
We offer express and eco-conscious delivery services direct to site or your business premises - including in-home delivery options to your client where required.
For full details, including lead times and delivery terms, please refer to our Delivery Service page. If you have any questions, our team is always happy to help.
28 day returns
We accept returns within 14 days of delivery on all standard items ordered via our website, with a further 14 days to return the product to us. Once your goods are received and inspected, refunds are processed within 3–5 working days.
For full terms, please visit our Terms & Conditions.
Still have questions? Get in touch and we’ll be happy to assist.
Specs At A Glance
Specs At A Glance
-
Area:
External/Exterior -
U-value:
1.4 W/m²K -
Glass:
Toughened Argon Glass -
Glazing:
Pre-installed -
Express Delivery:
Immediate Dispatch -
Guarantee:
Lifetime