Trimmable Internal Doors – Fit Made Easy

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

Finding the perfect fit for your door frame isn’t always straightforward — especially in older homes or properties with non-standard openings. That’s where our range of trimmable internal doors comes in. Designed with up to 32mm trimming allowance (16mm per side), these cut-to-size doors give you maximum flexibility without compromising strength or style. Whether you need short internal doors for awkward openings, fire doors that can be cut to size, or custom trim doors for a professional joinery project, Doorphoria has the solution.

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Internal Doors You Can Trim – Up to 32mm Adjustability

When working with non-standard frames or refurbishing older homes, achieving the perfect fit can be tricky. That’s why our range of trimmable internal doors is designed to make life easier. With up to 32mm of trimming allowance (16mm per side), you can adjust the height and width to achieve a seamless, professional finish — no matter how awkward the opening.

At Doorphoria, we stock an extensive collection of trim-to-fit internal doors, perfect for everything from custom builds and period home renovations, to DIY projects and professional joinery installations. If you’re searching for cut doors, short internal doors, or even fire doors that can be cut to size, you’ll find the right solution in our carefully curated range.

👉 Browse our internal doors collection for even more choice.

Why Choose Trimmable Internal Doors?

  • Trim Up to 32mm – Adjust by up to 16mm on each side for a tailored fit. Ideal for those searching how much to trim a door UK.

  • Perfect for Non-Standard Frames – Great for loft conversions, warped openings, or shorter internal doors.

  • Solid Timber Lippings – Ensures safe trimming without compromising door structure.

  • Variety of Styles – Choose from oak doors, white primed doors, modern doors, glazed internal doors, and fire doors.

  • DIY-Friendly Installation – Easy to fit with clear guidance, ideal for anyone searching internal doors cut to size.

Our trimmable doors are built with high-quality timber cores and durable finishes, ensuring strength and a long life — even after trimming.

Common Use Cases

  • 🏡 Renovations – perfect when frame sizes are unpredictable.

  • 🧰 Joinery & Carpentry – flexible options where shaving or cutting is required.

  • 🚪 Older Homes – excellent for misaligned or uneven openings.

  • 🔥 Fire Doors with Trimming Allowance – available within certified limits for safety and compliance.

Need different options? Explore:

Trimmable Internal Doors Delivered Across the North of England

Based in Halifax, West Yorkshire, Doorphoria supplies trimmable doors across the North of England. Whether you’re looking for internal doors in Huddersfield, internal doors in Halifax, or wider areas like Manchester, Leeds, Sheffield, Bradford, or York, we’ve got you covered.

We also deliver to: Harrogate, Barnsley, Preston, Blackburn, Durham, Newcastle-upon-Tyne, and Carlisle.

So whether you need cut-to-size doors in Huddersfield, short internal doors in Manchester, or fire doors with trimming allowance in Newcastle, we provide fast, reliable delivery and expert advice.

👉 Check our local delivery options

FAQs – Fit-to-Size Internal Doors

Q: How much can I trim from these doors?
A: Most doors in this category allow up to 32mm total trimming – typically 16mm per side. Always check individual product specs.

Q: Are fire doors in this range trimmable?
A: Yes – some FD30-rated models allow trimming within tested limits (usually 3–15mm per side). Check certification notes on each product page.

Q: What tools do I need to trim the doors?
A: We recommend a fine-tooth circular saw or planer, and always sealing edges after trimming to protect the door core.

Q: Can I get glazed doors that are also trimmable?
A: Absolutely – we stock glazed doors with trimming allowances, including oak, white, and black styles.

Q: Do these come pre-finished?
A: Many are primed or unfinished to allow for final on-site finishing after trimming. We also offer pre-finished options where trimming is still possible.

Galway Glazed