Midhill
Field Notes · 2026
Field Notes · Bed Frames

Bed Frames,
Without the Guesswork.

Twenty questions buyers actually ask before spending money on a bed frame — answered by the people who build them.

01

What size bed frame do I need for a queen mattress?

A queen mattress measures 152 cm by 203 cm (60 in by 80 in), so the frame's internal opening must match those dimensions exactly. Check three things before buying: the internal rail-to-rail width and length, since a frame built for a full or king will leave gaps or compress the mattress; the outer footprint, which typically adds 5–10 cm (2–4 in) per side for posts and rails; and the headboard attachment, which varies by frame design. If the frame lists a mattress size rather than dimensions, confirm the internal measurements with the manufacturer before ordering.

02

Do bed frames need slats?

Slats are needed on most bed frames unless the frame has a solid platform or the mattress sits on a box spring. Slats support the mattress, allow airflow, and prevent sagging. Look for slats spaced no more than 7–8 cm (about 3 in) apart for foam and hybrid mattresses; sprung mattresses often accept wider spacing. Slat thickness and material matter too: thin softwood slats flex and break sooner than hardwood. Some frames include a centre rail and leg for queen and king sizes, which reduces slat span and improves support.

03

What weight can a solid wood bed frame hold?

There is no single figure, because capacity depends on frame design, joint construction, wood species, and size. A well-built solid wood frame in queen or king size commonly supports several hundred kilograms when it has a centre rail and centre leg, but manufacturers state their own limits. Ask for the rated load rather than assuming. Key factors: joint type (mortise-and-tenon and bolted connections behave differently), rail thickness, number of support legs, and slat strength. Heavier mattresses and active use raise the load on joints, so match the frame's stated capacity to your mattress weight.

04

How long does a solid wood bed frame last?

A solid wood bed frame typically lasts 10 to 20 years or more, depending on wood species, joinery, and how it is used and maintained. Hardwoods such as oak, ash, or beech generally outlast softwoods like pine. Mortise-and-tenon or dowelled joints hold up better than screws alone, and a centre rail with a leg reduces stress on long rails. Longevity also depends on environment: keep the frame out of damp rooms and away from direct heat, and retighten bolts once or twice a year. Damage usually appears at joints and slats first.

05

How do I stop a bed frame from squeaking?

Squeaks usually come from movement at joints, slats, or where the frame meets the headboard, so tighten and isolate those points first. Work through these steps: retighten all bolts and screws, adding a washer or felt pad where wood meets wood; check that the centre rail and its leg are firmly seated; space or reseat slats and add a thin felt strip or liner between slats and rails; and confirm the mattress is the correct size so it does not shift. If noise persists, identify the exact joint by rocking the frame gently before adding lubricant or padding.

06

Do I need a box spring with a platform bed?

No, you do not need a box spring with a platform bed. Platform beds are built with a solid or slatted base that supports the mattress directly, so a box spring is redundant and would add unnecessary height. Check two things: slat spacing, which should be about 5–7 cm (2–3 inches) or less for most foam and hybrid mattresses, and whether your mattress warranty requires a specific foundation type. Innerspring mattresses may still benefit from a box spring on some frames, but on a true platform base it is not required.

07

How thick should a mattress be for a bed frame?

There is no single required thickness; it depends on the frame's side rail height and how much mattress you want showing above it. As a general guide, a mattress of roughly 20–30 cm (8–12 inches) sits well in most standard bed frames, leaving the mattress top comfortably above the rails. Check the frame's recommended mattress height and weight limit, since a very thick mattress can hide the headboard or sit above the rails. Deep mattresses may need deeper rails or a lower-profile base.

08

How much clearance should there be under a bed?

Aim for at least 20–25 cm (8–10 inches) of clearance under the bed for useful storage and easy cleaning. For simple under-bed access, 15 cm (6 inches) is workable for low storage boxes. If you want to store suitcases or larger bins, plan for 25–30 cm (10–12 inches). Clearance depends on the frame's leg height and any center support, so measure your storage items before choosing. Lower clearance is fine if storage is not a priority.

09

How long does it take to assemble a bed frame?

Assembly time varies widely by design, typically from about 30 minutes to 2 hours for one or two people. A simple platform frame with bolt-together rails may take 30–60 minutes. Beds with slats, center supports, drawers or a headboard often take 1–2 hours. Factors include the number of parts, whether tools are included, and whether you assemble alone. Check the manufacturer's stated assembly time and part count before buying, and allow extra time for unpacking.

10

What is the difference between a platform bed and a bed frame?

A platform bed is a type of bed frame that includes a built-in mattress support surface of slats or a solid panel, so no box spring is needed. A bed frame is the broader term for the structure that holds the mattress, which may require a box spring or separate foundation. Key differences: platform beds have integrated slats or panels, while many bed frames have open rails needing a foundation; platform beds often sit lower, while bed frames vary in height. Check whether the specific product includes a support surface before deciding.

11

Can I use a bed frame without a headboard?

Yes, a bed frame works without a headboard, and many platform and metal frames are sold that way. A headboard is mainly a comfort and design element, not a structural requirement. Consider three things: wall protection, since sitting up against plaster over time leaves marks, so allow roughly 5-10 cm (2-4 in) clearance or add a wall pad; pillow support, since without a headboard pillows can fall behind the mattress; and frame rigidity, because a headboard often braces the frame, so check that the base alone has a centre rail or cross slats on sizes 160 cm wide and above.

12

Which wood is best for a bed frame?

There is no single best wood; the right choice depends on budget, climate and how the frame is built. For durability, hardwoods such as oak, beech, ash and maple resist wear better than softwoods and hold screws and joints longer. Pine and other softwoods cost less but dent more easily and suit lighter use. Whatever the species, check that slats are at least 1.5-2 cm thick, joints are screwed or bolted rather than stapled, and the frame has a centre support on queen and king sizes. Kiln-dried timber matters more than species in humid rooms.

13

How do I measure for a bed frame?

Measure the mattress first, then the room, then the access route. Start with the mattress's exact width and length, since frames are sized to fit these and a few centimetres of slack causes movement. Add the frame's outer dimensions, which typically run 5-10 cm (2-4 in) wider and longer than the mattress, and check clearance for bedside access, ideally 60 cm (24 in) or more. Measure ceiling height if the frame is tall, and measure doorways, stairs and lifts before delivery. Also confirm the frame's internal rail height matches your mattress depth.

14

What bed frame works best in a small bedroom?

A platform frame with built-in storage or a low-profile design works best in a small bedroom. Prioritise these points: outer dimensions close to the mattress size, since bulky rails waste 5-10 cm (2-4 in) per side; a low footboard or none, so the frame does not crowd the room visually; under-bed clearance or drawers, which recover storage without extra floor space; and a compact size such as 140 cm wide if the room allows, rather than forcing a larger mattress. Check that you can still open wardrobe doors and walk around at least two sides.

15

Do upholstered bed frames last?

Yes, upholstered bed frames can last many years, but longevity depends on the frame underneath and the fabric, not the padding. Look for a solid wood or plywood frame rather than particleboard, joints that are screwed and glued, and a fabric with a rub count suited to daily use; ask the manufacturer for the specific rating. Foam padding of reasonable density keeps its shape longer than thin soft fill. Wear typically shows first on the headboard and edges. With a sound frame and cleanable, tightly woven fabric, 10 years or more is realistic.

16

How do I clean an upholstered bed frame?

Cleaning an upholstered bed frame depends on the fabric, so check the care label or supplier's cleaning code first. Vacuum the frame weekly with a soft brush attachment to lift dust from seams and the headboard. For stains, blot—never rub—with a clean cloth and a mild upholstery cleaner tested on a hidden area first. Keep the frame out of direct sunlight to limit fading, and avoid soaking the fabric, since moisture can reach the padding. Most fabric codes allow water-based cleaners, but some require solvent only; confirm before you start.

17

What is the ideal height for a bed?

There is no single ideal bed height, but most people find the top of the mattress sits comfortably at 55–65 cm (22–26 inches) from the floor. Measure from the floor to the top of the mattress, not the frame, and check that your mattress depth plus frame height lands in that range. Taller users often prefer the upper end; children and older adults usually do better nearer 55 cm. If you use a thick mattress, choose a lower frame to compensate.

18

How much does a king bed frame weigh?

A king bed frame typically weighs 25–45 kg (55–100 lbs), depending on material and construction. Wood frames sit in the middle of that range, metal frames are often lighter, and upholstered or storage frames with drawers can exceed it. Slats, hardware and any headboard add weight. Check the product specification for the exact figure, since it varies by size, material and design.

19

Can a bed frame damage a wooden floor?

Yes, a bed frame can damage a wooden floor, mainly through scratches, dents and moisture trapped under legs. Felt pads under each leg reduce scratching, and wider feet spread the load better than narrow ones. Avoid dragging the frame when moving it, and wipe up spills promptly. On softwood or recently finished floors, check the frame's feet and add protective glides; the risk depends on floor finish, leg type and the frame's weight.

20

What should I check before buying a bed frame online?

Check the frame's dimensions against your mattress size and room layout first, including the outer width and height. Confirm the material, weight capacity, slat spacing (aim for no more than 7–8 cm gaps for most mattresses) and assembly requirements. Read the return policy and warranty length, and verify the seller's contact details. For upholstered frames, ask for the fabric care code. Check delivery dimensions too, since a king frame may arrive in long packages that are hard to move upstairs.

“A bed frame is a structure, not a decoration. Get the structure right and everything above it lasts.”

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