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Internal Doors

Internal doors have hundreds of designs, styles and sizes. From traditional shaker style; to modern contemporary designs like Ely Oak. Glazed or non glazed doors; to bevelled and non bevelled. High quality timber brands like Deanta, JB Kind, and LPD Doors.

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  • LPD Greenwich W4 Black Primed Clear Glazed Door Pair LPD Greenwich W4 Black Primed Clear Glazed Door Pair

    LPD Greenwich W4 Black Primed Clear Glazed Door Pair

    £741.41 - £1,467.05 each (Ex VAT)
    £889.69 - £1,760.46 each (Inc VAT)
    Create a space that works for you with our stunning Greenwich room divider. Ideal for opening a living area, but still keeping separate rooms. Please note: this door must be paired with our Manhattan door hardware. . The high quality, contemporary...
  • LPD GTP 2P Unglazed Hemlock Door Pair

    LPD GTP 2P Unglazed Hemlock Door Pair

    £315.90 - £335.31 each (Ex VAT)
    £379.08 - £402.37 each (Inc VAT)
    Create an elegant entranceway by pairing this door design up, featuring a Hemlock material, unglazed panels and raised shaped panels. Timber is a natural product so performs slightly differently throughout the year, seasonal adjustment may be required to...
  • LPD GTPSA White Primed Clear Bevelled Glazed Door Pair

    LPD GTPSA White Primed Clear Bevelled Glazed Door Pair

    Ensure a timeless look with this beautifully crafted glazed pair. Featuring bevelled glass and elegant glazing beads, it is an ideal solution for separating your living spaces without losing any natural light. These doors do require a final finishing...
  • LPD Hastings White Primed Door

    LPD Hastings White Primed Door

    Uniquely intended with an eye-catching pattern, the Hastings is an ideal design for anyone looking for a fresh, clean style in their home. NB: FD30's supplied Solid Core. These doors do require a final finishing which makes them the perfect pick for you...
  • LPD Hastings White Primed FD30 Fire Door

    LPD Hastings White Primed FD30 Fire Door

    Uniquely intended with an eye-catching pattern, the Hastings is an ideal design for anyone looking for a fresh, clean style in their home. NB: FD30's supplied Solid Core. These doors do require a final finishing which makes them the perfect pick for you...
  • LPD Horizontal Four Line White Primed Door LPD Horizontal Four Line White Primed Door

    LPD Horizontal Four Line White Primed Door

    Five panels are formed using a groove flush to the edge of the door. This creates a contemporary, effortless feel, perfect for enhancing interiors. These doors do require a final finishing which makes them the perfect pick for you if you are wanting to...
  • LPD Horizontal Four Line White Primed FD30 Fire Door LPD Horizontal Four Line White Primed FD30 Fire Door

    LPD Horizontal Four Line White Primed FD30 Fire Door

    Five panels are formed using a groove flush to the edge of the door. This creates a contemporary, effortless feel, perfect for enhancing interiors. These doors do require a final finishing which makes them the perfect pick for you if you are wanting to...
  • LPD Idaho Fully Finished Oak Door

    LPD Idaho Fully Finished Oak Door

    £213.38 - £221.02 each (Ex VAT)
    £256.06 - £265.22 each (Inc VAT)
    This modest and modern door design features three parallel centre panels in a subtle pre-finished Oak. These doors come pre-finished or Fully Finished, meaning they do not require any further treatment and therefore ready to hang. Remember to treat any...
  • LPD Idaho Fully Finished Oak FD30 Fire Door

    LPD Idaho Fully Finished Oak FD30 Fire Door

    £281.98 - £289.60 each (Ex VAT)
    £338.38 - £347.52 each (Inc VAT)
    This modest and modern door design features three parallel centre panels in a subtle pre-finished Oak. These doors come pre-finished or Fully Finished, meaning they do not require any further treatment and therefore ready to hang. Remember to treat any...
  • LPD Idaho Oak Door LPD Idaho Oak Door

    LPD Idaho Oak Door

    This understated door design has three parallel centre panels in a subtle unfinished Oak wood grain.
  • LPD Idaho Oak FD30 Fire Door LPD Idaho Oak FD30 Fire Door

    LPD Idaho Oak FD30 Fire Door

    £251.50 - £259.10 each (Ex VAT)
    £301.80 - £310.92 each (Inc VAT)
    This understated door design has three parallel centre panels in a subtle unfinished Oak wood grain. These doors are an ideal choice to add some warmth to your home whilst keeping your interior looking cool and stylish. Tthese doors are unfinished so are...
  • LPD Idaho White Primed Door

    LPD Idaho White Primed Door

    This modest and modern door design features three parallel centre panels in a crisp Primed White. These doors do require a final finishing which makes them the perfect pick for you if you are wanting to experiment with funky greens or eclectic blues...
  • LPD Idaho White Primed FD30 Fire Door

    LPD Idaho White Primed FD30 Fire Door

    This modest and modern door design features three parallel centre panels in a crisp Primed White. These doors do require a final finishing which makes them the perfect pick for you if you are wanting to experiment with funky greens or eclectic blues...
  • LPD Inlay 1P Fully Finished Oak Door LPD Inlay 1P Fully Finished Oak Door

    LPD Inlay 1P Fully Finished Oak Door

    Modest and versatile, the Inlay 1P has a centre panel with grooved frame and characterful pre-finished Oak wood grain. NB: This door has a Walnut Inlay. These doors come pre-finished or Fully Finished, meaning they do not require any further treatment...
  • LPD Inlay 1P Fully Finished Oak FD30 Fire Door LPD Inlay 1P Fully Finished Oak FD30 Fire Door

    LPD Inlay 1P Fully Finished Oak FD30 Fire Door

    Modest and versatile, the Inlay 1P has a centre panel with grooved frame and characterful pre-finished Oak wood grain. NB: This door has a Walnut Inlay. These doors come pre-finished or Fully Finished, meaning they do not require any further treatment...
  • LPD Inlay 3L Fully Finished Oak Clear Glazed Door

    LPD Inlay 3L Fully Finished Oak Clear Glazed Door

    The Inlay 3L door design features a grooved design with three centre clear glazed panels and raised moulding on both sides. NB: This door has a Walnut Inlay. These doors come pre-finished or Fully Finished, meaning they do not require any further...
  • LPD Kent 2P White Primed Door

    LPD Kent 2P White Primed Door

    This white primed solid core door features two raised shaped panels with a curved top edge and an attractive smooth appearance. These doors do require a final finishing which makes them the perfect pick for you if you are wanting to experiment with funky...
  • LPD Kilburn 1L Oak Clear Glazed Door 1981 x 610 x 35mm (24 Inch)

    LPD Kilburn 1L Oak Clear Glazed Door 1981 x 610 x 35mm (24 Inch)

    The rustic Kilburn Glazed design includes two parallel unfinished Oak panels and a centre clear glazed panel. These doors are an ideal choice to add some warmth to your home whilst keeping your interior looking cool and stylish. Tthese doors are...
  • LPD Kilburn Oak Door

    LPD Kilburn Oak Door

    The three parallel panels on this Kilburn door design are crafted from an unfinished Oak.
  • LPD Kilburn Oak Fire Door

    LPD Kilburn Oak Fire Door

    The three parallel panels on this Kilburn door design are crafted from an unfinished Oak. These doors are an ideal choice to add some warmth to your home whilst keeping your interior looking cool and stylish. These doors are unfinished so are ready to be...
  • LPD Kilburn Oak Glazed Door LPD Kilburn Oak Glazed Door

    LPD Kilburn Oak Glazed Door

    The rustic Kilburn Glazed design includes two parallel unfinished Oak panels and a centre clear glazed panel.
  • LPD Knightsbridge 1L Black Primed Plus Clear Glazed Door LPD Knightsbridge 1L Black Primed Plus Clear Glazed Door

    LPD Knightsbridge 1L Black Primed Plus Clear Glazed Door

    Traditional elegance at its finest. Our Knightsbridge features a stylish 'cricket bat' moulding detail which ensures no shortage of stately style. The high quality, contemporary designs are further emphasised by our use of smart and popular colours such...
  • LPD Knightsbridge 1L White Primed Plus Clear Glazed Door

    LPD Knightsbridge 1L White Primed Plus Clear Glazed Door

    Traditional elegance at its finest. Our Knightsbridge features a stylish 'cricket bat' moulding detail which ensures no shortage of stately style. The great quality and modern designs are further emphasised by the use of clean, fresh, primed white, which...
  • LPD Knightsbridge 2P Black Primed Plus Door LPD Knightsbridge 2P Black Primed Plus Door

    LPD Knightsbridge 2P Black Primed Plus Door

    Traditional elegance at its finest. Our Knightsbridge features a stylish 'cricket bat' moulding detail which ensures no shortage of stately style. The high quality, contemporary designs are further emphasised by our use of smart and popular colours such...

Internal Doors

Wooden internal doors are traditionally used to create an occasional barrier between rooms whilst creating privacy. However, they have also taken up the role of helping to create a specific appearance to a home, whether that’s a traditional or contemporary one.

At Howarth, we currently offer a vast range of interior doors in 80+ types of doors, which are available in 10+ styles. The types of doors include:

Glazed doors, which are available as clear, obscure, and decorative to suit the needs of different areas of your home. These are a simple method of adding light to dark areas, such as hallways.

Fire doors are aimed to help protect your home in the event of a fire. All our fire doors meet the necessary building regulations. All fire doors can be chosen to match or compliment standard doors, and many of our popular door ranges are available in a fire door option.

Pre-Finished doors are ready to be hung straight away and do not need paint or stain to be applied. Pre-finished is also a good choice if you are short on time.

Unfinished doors may require sanding down to prepare them for paints and stains. These are a great option for if you have a specific colour in time, perhaps to match existing mouldings or furniture. At Howarth, we recommended this type of door for customers who are looking for a customisable option.

We also offer other types of doors, such as doors with glass, bifold doors and oak doors - which are a few of our most popular and recommended options.

We also sell a wide range of paints, stains, and preservatives to help you finish the job.

For further information and expert advice regarding wooden internal doors, please contact your friendly local Howarth branch.

Frequently Asked Questions

How much can I trim off an internal fire door?
Make sure to not trim off more than 5mm per side.
What size hinges do I need for internal doors?
You will need 75mm hinges for a 35mm thick internal door.
How wide is a standard internal door?
A standard internal door has a width of 762mm x 1981mm, which equates to a width of 2ft 6in.
What is the smallest internal door size?
The smallest internal door size Howarth offers is 1981mm x 457mm, but we also offer a made to measure service.
How much does an internal door weigh?
Based on the 1981mm x 457mm door being our smallest, it weighs approximately 21kg. Our biggest and heaviest door at 2040mm x 826mm weighs around 39kg.
How to measure for new internal doors?
First measure the width - across the top, the middle and bottom. The largest measurement will be your door width. Then, measure the height within the frame - at the left-hand side, centrally and at the right. The largest measurement is your door height.
How to hang an internal wooden door?
To hang an internal wooden door, you must first unscrew the existing door from your home. The new door will then need to be trimmed to size. However, before cutting a door down, always measure it against the open door as a template and note where to plane or cut down if necessary. Use a panel saw to lower the height of the new door by more than 6mm. Sand it smooth after that. Cutting off less than 6mm requires only a hand or power plane. The hinge pivots (edges) should extend beyond the frame edge. Remove the hinges from the door frame and line them with your pencil markings on the edge of the door. With a chisel and mallet, tap along the shape of the hinge forms. Check that the chisel's "bevel" (sloped edge) is facing the waste wood. Check for flush hinges and fasten them with one screw per hinge. Make a beginning hole with a screw or a bradawl that is slightly smaller than the screw. After that, you may begin installing your new door. While the door is supported on wedges and at right angles to the frame, secure the hinge flaps to the door frame. To allow for adjustments, use only one screw. Make sure the door opens and closes smoothly. If it does, you can then replace the door's remaining screws.
Can you paint concrete slabs?
Yes, you can paint concrete slabs. Make sure you clean the concrete slabs thoroughly and prep them before painting.

How to guides

A Guide to Choosing Interior Doors

Looking for internal doors, but don't know where to start? Our guide is here to help.

Introducing Jigtech

Discover the innovative tool that speeds up the installation of doors.

How to install an internal door

How to install an internal door guide including delivery and storage things to consider.

10 Things to Consider when purchasing internal oak doors

A guide explaining what things to consider when purchasing doors.

Internal Door Fitting Instructions

Do's and Don'ts when it comes to fitting your internal doors.

Understanding Door Construction - JB Kind Doors

An article explaining the different door constructions - read more to find out.

How to measure an internal door

A blog outlining the ins and outs of how to measure an internal door accurately and precisely.

How to fit door architrave

A how-to guide detailing all the information and tools you need to be able to fit door architrave!

Customer Inspiration