Painting Internal Doors in a Period London Home: Panels, Beading, and Sheen

Painting internal doors in a period London home comes down to three things: what the door is made of, what is already on it, and how much handling it gets every day. A sound Victorian four-panel door with stable gloss needs different preparation from a door with chipping layers or a split panel, and the sheen that suits a rarely-used parlour door will not hold up on a hallway or bathroom door. This guide sets out the checks, the sheen options, and the order of work so the specification is settled before anyone opens a tin.

What the Door Tells You Before You Paint It

Start by looking at the door as a piece of construction, not just a surface. Panelled doors are built from rails and stiles with panels sitting inside grooves, and those panels are designed to move with humidity. If a panel has split, or the joint between rail and stile has opened, filling and painting over it will only postpone the problem. Decide first whether the door needs a repair, a full strip, or simply preparation and recoating. That decision drives everything else: the primer, the number of coats, and how long the work takes.

Panel Construction and Timber Movement

The most common mistake on period doors is treating them like flat sheets. Panels float in the frame for a reason: they expand and contract across the grain with the seasons. A few practical rules follow from that.

• Do not glue or rigidly fill the panel edges. A hard filler in the panel groove will crack as the timber moves. Flexible decorators' caulk is the right material for small gaps between panel and frame.
• Check each panel for splits and shakes. A hairline split can sometimes be filled and stabilised, but a panel that has split through will usually need replacing or a proper repair before any coating goes on.
• Look at the mouldings and bolection detailing. On raised-and-fielded or beaded doors, the mouldings catch light and show every heavy brush mark. These doors reward a thinner, more controlled application.
• Test the frame as well as the door. A door that sticks or drops is a fitting issue, and painting over a misaligned door wastes the finish.

If the door is solid and the movement is seasonal rather than structural, preparation and a flexible approach to filling will keep the finish intact for years.

Old Coatings and Preparation

What is already on the door decides the preparation route. A well-adhered gloss can be degreased, sanded to a matt key, and recoated. A door with flaking or layered coatings that keep failing needs more attention, and on a period door that often means stripping back to timber so the panel edges and mouldings can be prepared properly.

The practical checks are straightforward:

1. Test adhesion in a few spots. Press masking tape over a sanded area and pull it off. If coating comes away, the existing system is not a sound base.
2. Sash-profile the mouldings by hand. Machine sanding flattens the detail on beaded and ovolo mouldings. Hand sanding keeps the profile crisp.
3. Prime any bare timber promptly. Exposed timber on a period door absorbs moisture quickly, and unprimed patches can raise the grain before the finish coats go on.
4. Fill in stages, not one pass. Deep dents and old hardware holes need built-up filler, sanded back flush between applications.

Where the existing coating is dark or stained, a blocking primer keeps the old colour from ghosting through the new finish. The same logic applies to doors that have been stained or varnished and are now being painted: the coating system has to be built for the substrate, not just for the colour.

Choosing the Sheen for Internal Doors

Sheen on an internal door is a handling decision before it is an aesthetic one. Doors are touched, pushed, and cleaned more than almost any other surface in the house, so the finish has to resist that without looking like plastic.

• Eggshell gives a soft, period-appropriate look and works well on doors that sit alongside low-sheen walls. It shows fingerprints more readily, so it suits doors that are handled by the edges or hardware rather than the face.
• Satin is the common middle ground for internal doors in period homes. It cleans well, holds up to daily handling, and still reads as traditional rather than clinical.
• Gloss is the most durable and the most demanding. On a panelled door with mouldings, gloss highlights every ripple in the film, so it earns its place only where the preparation is exceptional.

Match the door sheen to the surrounding woodwork. A satin door against eggshell architraves and skirting looks unresolved at close range, and internal woodwork is exactly where close range matters. If the whole ground-floor woodwork is being redecorated, decide the sheen scheme once, across doors, frames, and skirting together, rather than door by door.

The Order of Work on a Panelled Door

The sequence on a panelled door is not optional: it is how you avoid build-up at the joints and visible lap marks. Work with the construction, not against it.

1. Panels first. Coat the panel faces, working the brush into the inside edges of the grooves, then lay off with the grain of the panel itself.
2. Mouldings and beading next. Brush along the run of each moulding, keeping the brush lightly loaded so paint does not pool where the moulding meets the field.
3. Centre rails, then stiles. Work from the centre of the door outward so you always have a wet edge to blend into.
4. Lay off top to bottom on the final pass. A light, unloaded brush stroke down each section removes heavy patches and gives the film a uniform appearance.
5. Do the edges and the second face. Door edges take more wear than people expect, and both faces should be finished in the same visit so the door cures as one system.

Between coats, sand lightly with a fine abrasive and remove the dust completely. Two to three finish coats is the normal range on a prepared period door; more coats on a poorly prepared surface only makes the faults thicker.

Sprayed or Hand-Finished?

Both routes produce good results on internal doors, but they suit different doors. Spraying delivers a uniform film with no brush texture, which suits doors with large flat panels and doors that can be taken off their hinges and worked in a controlled space. It is the route we use for much of our spray painting work, where a blemish-free, furniture-like surface is the aim.

Hand finishing suits doors where the character is in the detail: beaded mouldings, bolection panels, and doors that are better worked in place because removal is disruptive. A skilled brush hand can keep the film thin on mouldings and lay it off cleanly on the fields, which is harder to achieve with a heavy spray build on intricate profiles. On a period door, the choice is usually made door by door, not room by room.

Glazing, Ironmongery, and the Frame

The details around the door decide whether the finished door looks considered or patched together.

• Glazed doors: mask or cut in cleanly at the glass, and paint the glazing bars in the same order logic as the mouldings, along their run, not across.
• Hinges and ironmongery: remove or properly protect hinges, knobs, and escutcheons before work starts. Painted-over hinges are a common shortcut and a permanent annoyance.
• The frame and stops: paint the frame with the door, in the same sheen, so the door assembly reads as one piece. Cut in the door stops carefully; sloppy cutting here is visible every time the door opens.
• The leading edge: the edge that meets the frame on closing takes the most wear. Give it the same coat count as the faces.

Quality Checklist Before Handover

Before the door is signed off, check it against a short list:

• No visible brush texture or lap marks on the panel fields when viewed along the light.
• Mouldings crisp, with no pooled paint in the grooves or at moulding junctions.
• Edges and leading edge fully coated, with the same sheen as the faces.
• No filler ghosting through the finish, and no cracks at panel-to-frame joints.
• Ironmongery clean, and the door opening and closing freely on its original hinges.
• Sheen consistent with the architraves, skirting, and surrounding woodwork.

Getting the Specification Right

Internal doors are small surfaces that get used constantly, so the specification is worth settling properly: the condition of the timber, the preparation route for the old coatings, the sheen scheme across the woodwork, and whether each door is best brushed or sprayed. If you are weighing those decisions across a period home in London or Surrey, we are happy to look at the doors with you and set out the coating plan before any work begins, as part of our painting and decorating service. A short conversation about the doors and their condition is usually enough to fix the specification.