Measure the room, measure the access route, map the footprint on the floor, allow for the storage lid or drawer to open, and check the seat height against your existing furniture. Those five steps take under half an hour and prevent almost every problem people encounter when a corner sofa arrives. Storage models need the extra attention because a lid that cannot open fully turns a useful feature into a decorative one.
Work through them in order, write the figures down, and take the list with you when you shop. Guessing at any single stage is where most returns begin.
Take the length of every wall at skirting height, not at eye level, because skirting boards, pipe boxing and uneven plaster all reduce the usable width. Record each figure in centimetres.
Then note every fixed obstruction and its distance from the nearest corner: radiators, sockets, the chimney breast, the meter cupboard, the window sill height and the door swing. Sockets matter more than people expect, since a sofa back pressed against a plug can damage both.
Finally, measure the ceiling height. It affects proportion rather than fit, but a high back sofa in a room with a 2.3 metre ceiling looks considerably heavier than the same piece under a 2.7 metre ceiling.
Subtract the obstructions from the wall length to find the genuinely usable run. A 4 metre wall with a radiator occupying 120cm gives you 280cm of practical space, and that is the figure your sofa has to respect.
This is the step most often skipped, and the one that causes the most difficulty on delivery day. Measure, in order:
Compare these against the packaged dimensions on the product page rather than the assembled dimensions. Most corner sofas with storage arrive in two or three sections with detachable legs and sometimes removable backs, which makes access far easier than the finished size suggests. Our corner sofas UK product pages list packaged sizes for exactly this reason.
Take masking tape or painters tape and mark the full outline of the sofa on the floor, including both the long run and the return. Do it at the exact external dimensions, not the seat dimensions.
Now live with it. Walk from the door to the window. Open the door fully. Pull out a dining chair where the coffee table will sit. Stand where you would when closing the curtains. A footprint that looks fine on paper often reveals an obstruction in the first ten minutes of real movement.
Check these clearances as you go:
This is the step unique to storage sofas, and it splits into two checks depending on the format.
The lid hinges upward, usually to around 70 degrees. You need clear vertical space above the chaise, which matters if the sofa sits under a window sill, a radiator shelf, a wall mounted television or a row of floating shelves. Measure from the seat surface to the underside of whatever sits above, and allow at least the depth of the chaise itself.
You also need standing room in front. Loading a duvet into a storage well requires you to lean in with both hands, so leave 60cm of clear floor in front of the chaise, or be prepared to move the coffee table each time.
Drawers need horizontal clearance instead, typically 50cm to 60cm in front of the sofa for a full extension. In a narrow room that can conflict directly with the main walkway, so measure it before assuming drawers are the more convenient option.
Detachable ottomans need somewhere to sit when open, and somewhere to live if you want to move them. Note a spare 60cm square of floor in your plan.
Three height relationships determine whether the room feels coordinated.
Seat height to table height. A coffee table should sit level with the seat or slightly below, usually within 5cm. A table much taller than the seat looks awkward and is uncomfortable to reach across. If you are choosing both, our modern coffee tables UK sale range lists heights on every product page.
Back height to window sill. A sofa back that sits just below the sill looks intentional. One that crosses the glass blocks light and looks unplanned.
Arm height to side table. A side table level with the arm, or 2cm to 3cm below, is comfortable for setting down a drink. Our side tables UK selection covers the common heights.
Also consider seat height for the people using it. Around 45cm suits most adults, while 40cm to 43cm sits lower and can be harder to rise from. If anyone in the household has mobility considerations, this figure matters more than any other.
Most measuring problems come from a small number of repeated errors. Knowing them in advance saves a great deal of difficulty.
Measuring at the wrong height. Walls are rarely straight, and skirting boards, pipe boxing and old plaster all reduce usable width at floor level. Always take the figure at the height the sofa base will actually sit.
Using seat dimensions instead of external dimensions. Product listings sometimes show both. The figure that matters for fit is the overall external width, depth and height, including arms and any decorative trim.
Forgetting the door arc. A door needs a quarter circle of clear floor, not just its own width. Mark that arc on the floor with tape alongside the sofa footprint.
Measuring the hallway width but not the turn. A section that passes down a corridor can still fail at a ninety degree turn into the living room. Measure the diagonal at the corner, and note the ceiling height there too, since you may need to tilt.
Ignoring the delivery access outside the property. Gates, narrow paths, communal entrances and lift dimensions all matter in flats and terraced houses. Check them at the same time as everything else.
Assuming a storage lid will clear. This is the mistake unique to storage models. A wall mounted television, a shelf or a deep window sill above the chaise can stop the lid at half travel, and you will not discover it until the sofa is assembled in place.
Measuring once. Take every figure twice, on different days if you can. Transposed numbers are surprisingly common, and the cost of a second check is five minutes.
Write your five sets of figures on a single sheet: usable wall run, access route minimums, footprint clearances, storage opening allowances and target heights. Any sofa that satisfies all five will fit, work and look right, which is a better standard than simply fitting.
If you find that nothing fits comfortably, the answer is usually a shorter return rather than a shorter main run, or a drawer format rather than a lift up base. Small adjustments to specification solve most awkward rooms without compromising on seating.
You can find full dimensions on every product at Furniture in Fashion and the wider storage furniture UK range if you need additional space elsewhere in the room. We offer free delivery to most UK mainland postcodes, and Returns are available up to 30 days.
Usable wall length at skirting height, doorway and hallway widths, stair and landing dimensions, ceiling height, and the clear space in front of the chaise for opening storage. Record all of them in centimetres before you shop.
Allow clear vertical space roughly equal to the depth of the chaise, since the lid hinges upward to around 70 degrees. Check for window sills, shelves and wall mounted televisions above the seating.
Most arrive in two or three sections with detachable legs, and some have removable backs. Always compare your access measurements against the packaged dimensions rather than the assembled size.
Around 40cm to 45cm to a coffee table and 60cm to 75cm for a main walkway. Storage models need roughly 60cm of clear floor in front of the chaise so you can load and unload comfortably.
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