Exceeding British Standards, Exceeding Customer Expectations
At Janex, we have been working with the leading names in the building industry for over 25 years, manufacturing and supply high-performance timber windows and composite doors. Our commitment to excellence has earned us a reputation for producing high-quality products that meet and exceed British Standards.
Our Services
We offer a wide range of services, including the design, manufacture, and supply of high-performance windows and doors. Our products are designed to meet the specific needs of our clients, providing a perfect solution for new builds, extensions, renovations, commercial, and passive house projects.
Windows
Our windows are designed to provide excellent weather performance, with a range of options to suit different projects. Our Fully Reversible/Canopy windows offer a robust and low-maintenance window solution, while our Tilt & Turn windows provide a robust and low-maintenance window solution with inward opening. Our Casement windows offer a range of options, including timber or aluminum-clad timber, with a range of glazing and color options.
Doors
Our doors are manufactured from high-quality pine sourced from sustainable forests and are fully tested and certified to meet and exceed British Standards. Our fire doors are cost-effective and high-performance doorsets that offer assured compliance for the housing marketplace. Our Safer Homes Range doorsets provide assured compliance for the housing marketplace.
Our Products
Some of our products include:
- Tilt & Turn Windows: Offer a robust and low-maintenance window solution with inward opening.
- Casement Windows: Offer a range of options, including timber or aluminum-clad timber, with a range of glazing and color options.
- Fully Reversible/Canopy Windows: Offer a robust and low-maintenance window solution with outward opening.
- Internal Entrance Doors: Provide a secure and stylish entrance solution.
- External Entrance Doors: Provide a secure and stylish entrance solution.
- Balcony Doors: Provide a secure and stylish entrance solution.
- Sliding Doors: Provide a secure and stylish entrance solution.
- Bi-Fold Doors: Provide a secure and stylish entrance solution.
- Fire Doors: Provide a cost-effective and high-performance doorset that offers assured compliance for the housing marketplace.
Certifications
Our products are fully tested and certified to meet and exceed British Standards, including:
- Secured by Design Certified
- BS 644 - Timber Windows and Doorsets
- PAS 24:2016 - Enhanced Security
- BS 6357 Part 1 - Weathertightness
- BS 6375 Part 2 - Operation and Strength
- U-Values as low as 0.7 w/m2K
Technical Support
If you have any questions or require technical support, please do not hesitate to contact us. We can be reached on +44 (0)1324 673 250 or by email at sales@janex.co.uk.

Be the first to review Janex.
Write a Review