Is this right for my project?
- Continuous hinges provide an improved aesthetic, requiring no adjustment and preventing finger trapping
- High security and excellent weather performance enabled with a rebated leaf on Head, Cill and Locking Jamb
- Smooth and quiet operation and improved thermal performance acheived with the Polyamide Head Guide Track
- Unique combined Shootbolt and D Handle that is key lockable and Shootbolt & pull handle in one
- Integral Cills option available. This enables faster manufacture and installation as there are fewer bars to coat, cut and machine
- Increased strength and wear resistance due to the 75mm vent profile
- Fully Compatible with other Sapa window and door systems
- Compliant with Part L 2013 Building requirements
- Capable of achieving a market leading 1.4 W/m2K U value
Product Kits

Arriving when you need them, Crown Bifold Door Kits from Sapa Building System can help reduce your inventory whilst improving scheduling and minimising disruption of production.
With the flexibility for you to meet short term demand or to expand your current product offering, We supply quality aluminium kits that allow you to save time, money and effort.
OUR CROWN BIFOLD DOOR KITS PROVIDE:
- No waste - Aluminium bars and gaskets are cut to the exact length you need
- No stock - Everything you need arrives together as one delivery
- No tooling - You only need to assemble the kit as we do all the cutting for you
By reducing your scheduling times, there's no interruption to your existing production and quick assembly times guarantee that you'll have quality products on time, when you need them most.
For more information, contact us using the contact form or call 01684 853500.