Shaker Panel Layout: Planning Even, Balanced Panels

Key takeaway: For a balanced shaker panel layout, aim for panels roughly 300-500 mm wide with a portrait or square aspect ratio. Use the formula: panel width = (wall width - ((columns + 1) x batten width)) / columns.

Shaker panelling creates a grid of rectangular panels on the wall, formed by horizontal and vertical battens (strips of MDF or timber). Each panel is a recessed rectangle with the battens forming raised borders around it.

The layout is defined by a few key numbers:

• Number of columns: How many panels wide the grid is.
• Number of rows: How many panels tall. Half-height wainscoting typically has one row; full-height walls might have two or three.
• Batten width: The visible face width of the MDF strips forming the grid. Common face widths are 44 mm and 68 mm. The MDF thickness (how far it projects from the wall) is a separate choice, typically 9 mm, 12 mm, or 18 mm.
• Panel proportions: The width-to-height ratio of each individual panel.

Getting these numbers right is what makes the difference between a layout that looks intentional and one that looks slightly random.

The number of columns depends on your wall width and the panel size you are after. Here are some common approaches:

• Narrow walls (under 1500 mm): 2-3 columns usually works best. More than that and the panels become too narrow.
• Standard walls (1500-3000 mm): 3-5 columns. This is the most common range for feature walls in UK homes.
• Wide walls (3000 mm+): 5-8 columns. Wider walls need more columns to keep the panels at a reasonable width.

A useful starting point: aim for panels that are roughly 300-500 mm wide. Divide your wall width by that range to get a starting number of columns, then adjust based on what looks balanced.

The aspect ratio of each panel is one of the most important things to get right. Panels that are too wide and short look squat; panels that are too tall and narrow look stretched.

The sweet spot for shaker panels is roughly:

• Portrait orientation (taller than wide): A ratio of about 2:3 to 3:4 (width to height). This is the most classic shaker look.
• Square: Equal width and height. Works well but can feel a bit static on large walls.
• Landscape orientation: A ratio of about 3:2 to 4:3. Less common for shaker but can look great for low wainscoting with a single row.

If you are doing half-height panelling (say 900 mm tall with one row), your panels will naturally be landscape if the wall is wide. That is fine. If you are going full height with two rows, each panel will be taller, giving a portrait orientation that is very classic shaker.

Here is how to work out your shaker panel layout:

1. Measure your wall width and height (in millimetres for precision).
2. Decide on the panelling height. Full wall, half wall, or some other height. If half wall, choose your dado rail height (see the dado rail height guide).
3. Choose your batten width. 12 mm is a good default for most walls.
4. Pick a starting number of columns. Wall width divided by 400 is a reasonable starting point.
5. Calculate panel width: (wall width - ((columns + 1) x batten width)) / columns. The "+1" accounts for battens at each edge.
6. Pick your number of rows and calculate panel height the same way: (panelling height - ((rows + 1) x batten width)) / rows.
7. Check the panel ratio. If the panels are too squat or too stretched, adjust the number of columns or rows.

This is the exact calculation the Wall Panel Planner does for you. You enter your dimensions, choose rows and columns, and see the result instantly. You can drag the panel dividers to fine-tune the layout, and the tool generates a cut list when you are happy.

Where the horizontal and vertical battens meet, you need to decide on a joint type:

• Mitred corners: Both strips are cut at 45 degrees so they meet in a neat diagonal line. This is the classic shaker look. It takes more skill and a good mitre saw, but the result is cleaner.
• Butt joints: One strip runs the full length and the other butts up against it. Simpler to cut but looks slightly less refined. If the horizontal battens run full width and the verticals butt into them, it creates a subtle framing effect.

For a first project, butt joints are perfectly fine and much more forgiving. If you have a mitre saw and some patience, mitred corners are worth the extra effort.

A few things that make a big difference to the final result:

• Prime your MDF before fitting. MDF edges are very absorbent. A coat of primer (or diluted PVA) on the edges before you fix the strips to the wall stops them swelling if they get damp from adhesive or caulk.
• Caulk every joint. Run a thin bead of decorator's caulk along every edge where a batten meets the wall, and at every joint between battens. This fills tiny gaps and creates seamless lines when painted.
• Use a consistent gap. Even small variations in panel size are visible. Measure carefully and mark all your batten positions before fixing anything. Or better yet, plan digitally first so you have exact positions to work from.
• Paint the wall behind the panels first. Paint the entire wall in your final colour before fitting the battens. This means any tiny gaps between the battens and wall show the same colour underneath, making them invisible.
• Sand between coats. A light sand with 240-grit paper between primer and topcoat gives a smoother finish, especially on MDF.