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Door Frame Kits Built for Every Job

From standard non-fire-rated kits to fully certified fire door frames, every ReadyDoor kit is pre-machined and ready to install — in standard and oversized sizing.

Single door kit NFR
Single

Single Door Kit – NFR

Fully adjustable, reversible single-door frame kit for standard openings.

  • Pre-primed & pre-machined
  • Multiple standard sizes available
  • No special tools required
Double door kit NFR
Double

Double Door Kit – NFR

Adjustable double-door frame kit with a choice of head sizes.

  • 4&1/4″, 4&4/5″ or 5&1/4″ head sizes
  • Reversible design
  • Consistent, machined finish
Oversized single door kit
Oversized Unprimed

Oversized Single Kit (+300mm)

Extra-wide single frame kit for larger openings on site.

  • 300mm size extension
  • Supplied unprimed, raw MDF — prime & paint before fitting
  • Ideal for renovation projects
Oversized double door kit
Oversized Unprimed

Oversized Double Kit (+300mm)

Wider double-door frame kit built for large-scale developments.

  • 300mm size extension
  • Supplied unprimed, raw MDF — prime & paint before fitting
  • Site-delivery organised
Single door fire kit
Single · Fire

Single Door Fire Kit

Certified fire-rated frame kit, machined and primed for fast, compliant fitting.

  • Full fire certification included
  • Pre-machined for hinges, locks & spindles
  • Standard sizes available
Double door fire kit
Double · Fire

Double Door Fire Kit

Certified fire-rated double frame kit for developments requiring compliance.

  • Full fire certification included
  • 4&1/4″, 4&4/5″ or 5&1/4″ head sizes
  • Reversible & adjustable
Oversized single fire kit
Oversized Unprimed

Oversized Single Fire Kit (+300mm)

Extra-wide certified fire frame for larger fire-rated openings.

  • 300mm size extension
  • Fire certification included
  • Supplied unprimed, raw MDF — prime & paint before fitting
Oversized double fire kit
Oversized Unprimed

Oversized Double Fire Kit (+300mm)

Wide certified fire-rated double frame kit for large-scale sites.

  • 300mm size extension
  • Full certification & documentation
  • Supplied unprimed, raw MDF — prime & paint before fitting
Specifications

Available Frame Sizes

Every ReadyDoor frame kit is manufactured to the following standard dimensions, with an oversized option for larger openings.

Length

  • 78″ (1981.2mm)
  • 80″ (2032mm)

Width (Frame)

  • 4&1/4″ (107mm)
  • 4&4/5″ (122mm)
  • 5&1/4″ (132mm)

Also available in oversized (up to 300mm) — oversized frames are supplied unprimed, in raw MDF, and will need priming & painting before fitting.

What's Included

Everything You Need, In Every Kit

Every ReadyDoor frame kit arrives with certified fire-rated ironmongery and seals already specified and ready to fit — no separate ordering, no guesswork on site.

See It Fitted

Watch a ReadyDoor Kit Go In

A short demonstration of how quickly a ReadyDoor frame kit assembles and fits on site — no special tools required.

More From ReadyDoor

Additional Services

Resources

Order Sheets & Guides

Ready to Order Your Kit?

Get in touch and we'll organise your kit and delivery straight to site.

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