Lead free, thermally superior PVC-u Bi-Fold Doors

Sheerframe PVC-u Bi-Fold doors deliver a contemporary style along with high-performance and reliability. Available in a range of configurations and styles to create a striking visual and functional feature to a property whilst bringing flexibility to room design.

Sheerframe Bi-Fold doors are the fashionable alternative to conventional sliding patio doors and French doors. Large, clear openings are possible removing the barrier between living accommodation and the garden.

The system is engineered using the highest quality ball-bearing raced roller mechanisms to give smooth and easy operation.

As standard it comes as inward opening and sliding at the bottom although other options such as outward opening and hung at the top are possible.

The frame sections  incorporate a unique specially designed frame interlock to optimise weather performance.

Technical information


Profiles extruded from calcium organic lead-free Sheerblend impact modified PVC complying with BS EN 12608.

Appearance and Colour Options

Smooth surface finish in white and woodgrain foils. Doors are also available finished with any standard RAL colour.


Available as a 2-panel door up to a 7-panel door. Maximum overall width is 6 metres. A range of configurations are possible; Click Here to See Datasheet For Example Styles.

All queries regarding size, range, design and function, contact Sheerframe's Specifier Support Department.

Fittings and Hardware

Latest generation ball-raced roller and folding hinge combination provides smooth and easy operation. Where appropriate the single-opening primary access door panel is fitted with a hooked-tongue locking system.


Keep all rebates, track and moving parts free from dirt and debris - especially residues of cement and plaster.

Thermal Efficiency

U values as low as 0.8 W/m2K can be achieved, easily beating Building Regulations' standards.