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Internal Folding Frame System

Blonde Oak Curved Door Lining in Situ

Blonde Oak Doors

White Doors

Acoustic internal door in oak finish with 33dB rating - Oak Ely Untreated in Situ

Soundproof Doors

Walnut Pamplona FD30 fire door in modern hallway

Walnut Doors

Ravenna Black Solid FD30 Fire Door with reeded panel design installed in a modern interior setting

Black Fire Doors

Black Soho Clear Glass internal door

Black Internal Doors

Internal bifold frame kits and folding frame systems provide a complete solution for creating flexible internal openings, allowing doors to fold neatly while maintaining a clean, professional finish. Designed for use with compatible internal doors, these systems are ideal for dividing open-plan spaces, creating room separators, or forming practical internal room dividers.

At Doorphoria, we supply high-quality internal folding frames and bifold door frame kits, available in white primed, unfinished oak, fully finished oak, and prefinished walnut. Our frame systems are designed to work seamlessly with leading internal door brands, giving you a reliable, space-saving solution without the need for structural alterations.

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Brand
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Product Type

Folding Frames & Bifold Frame Kits Explained

An internal folding frame system (also known as a bifold frame kit) includes the frame components and track required to allow internal doors to fold and stack neatly to one side of an opening. These systems are commonly used where standard hinged doors are impractical or where flexible room layouts are needed.

Folding frames are ideal for:

Most systems are supplied as complete internal bifold frame kits, ensuring compatibility between frame and track components.

Finishes, Compatibility & Choosing the Right Kit

Our internal bifold frame kits are available in a range of finishes to suit different interiors:

  • White primed folding frames – paint-ready for custom finishes

  • Unfinished oak bifold frames – ideal for staining or oiling

  • Fully finished oak frame kits – ready to install with minimal preparation

  • Prefinished walnut folding frames – ideal for modern interiors

These folding frame systems are designed to work with compatible internal doors from brands such as LPD Doors, Deanta, and XL Joinery. Doors are supplied separately unless otherwise stated.

When choosing an internal folding frame system, consider:

  • Opening width

  • Door configuration

  • Door thickness and weight

  • Desired finish

What is a folding frame?

A folding frame is a purpose-made internal door frame system that allows compatible doors to fold and stack neatly when opened. It’s commonly used as part of an internal bifold door setup.

What is included in an internal bifold frame kit?

An internal bifold frame kit typically includes the frame components and track system required for folding doors. Doors are usually sold separately unless stated otherwise.

Are folding frames suitable for internal doors?

Yes, folding frames in this category are designed specifically for internal use and are compatible with selected internal door ranges.

Are bifold door frame kits supplied finished?

Some bifold frame kits are supplied fully finished, while others are white primed or unfinished oak, allowing you to complete them to suit your interior.

Can I use a folding frame with any internal door?

Folding frames are designed to work with compatible doors only. Door thickness and weight should always be checked before purchase.

Folding internal room divider Black Soho with clear glass panels