A cupboard can only fit as well as the measurements behind it. Cape Town homes often have walls that lean slightly, floors that run out of level and old skirtings that change the usable depth.
This guide explains how to measure for built in cupboards in plain terms, with the small details that save money and frustration on a real South African job.
how to measure for built in cupboards: start with the right plan
Two habits set the whole job up properly:
- Clear the room and sketch every wall before taking numbers.
- Measure width at the floor, middle and ceiling, because plaster is seldom perfectly straight, and write each figure down rather than trusting memory.
For help with the work itself, view our how to measure for built in cupboards service options. We can check the site conditions and explain what is practical before materials are ordered.

Costs and choices for how to measure for built in cupboards
Before choosing cupboard sections, check and mark the following:
- Check the ceiling height in at least three places and record the smallest figure.
- Mark door swings, windows and curtain rails so new doors do not clash.
- Locate plugs, light switches and alarm sensors.
Ask a supplier or installer to state exactly what is included, because a low headline figure can leave out parts that the finished job still needs.
Quick tip from our installers
Keep measurements, product names and included extras on one written list, a useful safeguard for room measurements in job 1. It is much easier to catch a mistake before cutting or fitting than after the room is in use, a useful safeguard for room measurements in job 1.
Common how to measure for built in cupboards mistakes to avoid
Measure skirting boards and cornices instead of assuming they will be removed. This point is easy to miss in a showroom or on a small online photo, but it becomes obvious during fitting and daily use, a useful safeguard for room measurements in job 1.
Allow sensible depth for hangers, usually about 600 mm for full adult clothing. This point is easy to miss in a showroom or on a small online photo, but it becomes obvious during fitting and daily use, a useful safeguard for room measurements in job 1.
Check passage widths and stairs if large panels must reach an upstairs bedroom. This point is easy to miss in a showroom or on a small online photo, but it becomes obvious during fitting and daily use, a useful safeguard for room measurements in job 1.
Check the room before how to measure for built in cupboards work starts
Cape Town houses range from new developments with straight dry screeds to older homes with uneven plaster and floors, a useful safeguard for room measurements in job 1. Check the actual room rather than assuming the building is square, level or dry, a useful safeguard for room measurements in job 1.
Doorways, stairs, parking and working space affect the job as well, a useful safeguard for room measurements in job 1. Large boards and long packs need a safe route inside, while cutting and assembly need a clean area that will not damage other finishes, a useful safeguard for room measurements in job 1.
Practical steps that improve how to measure for built in cupboards
Work through these steps in order once the sketch is done:
- Photograph each wall with the tape visible to reduce mistakes later.
- Write millimetres clearly and never mix centimetres with millimetres.
- Decide which clothes need hanging space, shelves or drawers before drawing divisions.
- Leave final site checks to the installer before any board is cut.
Quality checks for how to measure for built in cupboards
Stand back and look along the main lines before signing off, a useful safeguard for room measurements in job 1. Gaps should be consistent, moving parts should work without force, and trims or edges should finish cleanly where the new work meets walls and doors, a useful safeguard for room measurements in job 1.
Keep product details, spare pieces and the final invoice in a dry place, a useful safeguard for room measurements in job 1. If anything needs adjustment later, knowing the board colour, flooring batch or hardware model makes the repair far simpler, a useful safeguard for room measurements in job 1.
Getting a sensible result from how to measure for built in cupboards
The cheapest option is good value only when it suits the room and lasts for the expected use, a useful safeguard for room measurements in job 1. Compare the full installed or completed cost, not one board, box or cabinet price on its own, a useful safeguard for room measurements in job 1.
Read our related guide, how to plan diy cupboards, for the next part of the planning. It covers another common decision that homeowners face before work begins.
Final measuring notes for built-in cupboards
Take the sketch into the room once more and read every number back from left to right. Mark the smallest width and height clearly. Also note which measurements are finished openings and which include skirtings, trims or plaster that may be removed.
Do not order doors from a rough wall-to-wall figure. Cabinet sizes, fillers, hinge clearances and installation tolerance all affect the final door dimensions. A professional site check remains worthwhile even when you have prepared an excellent first measurement.
If you would like a clear assessment and price for your home, contact CDC Projects for a quote. We will discuss the space and the practical options without a hard sell.