- Why units and worktops are two decisions, not one
- What do kitchen units cost, and what is the carcass made of
- How to choose kitchen unit doors
- What do kitchen worktops cost in the UK
- Which worktop survives how you actually cook
- Is engineered stone banned in the UK
- When to order, template and fit
- Frequently asked questions
Choosing kitchen units and worktops looks like one shopping trip, but it is really two separate decisions with very different rules. The units are about how the kitchen is built and how it wears: the carcass behind the door, the hinges, the moisture resistance in the run under the sink. The worktop is about what the surface has to survive every day: heat from the hob, knives, spills and standing water.
Treat them as one decision and you tend to overspend on the part you can see and underspend on the part that fails first. The prepared homeowner separates the two, prices them honestly, and matches each to how the kitchen is actually used — because a cheap carcass under a beautiful door, or a quartz worktop next to a hob it cannot take, is a kitchen that disappoints within a year.
A kitchen is really two decisions — the units you open every day and the worktop that has to survive everything you put on it.
This guide separates the two: what units cost and what the carcass should be, how to read the door options, what worktops cost per metre, which surface suits which kind of cook, and the one regulatory question UK buyers keep getting wrong.
Why units and worktops are two decisions, not one
The units and the worktop fail in different ways and for different reasons, which is why they have to be judged separately. A unit fails from the inside: a chipboard carcass swells where it meets water, a thin door warps, a cheap hinge drops. A worktop fails on the surface: it scorches under a hot pan, scratches under a knife, or stains because a porous stone was never sealed. Spending the whole budget on the visible door front leaves nothing for the two things that actually determine how long the kitchen lasts.
The order of the decision matters too. The worktop is templated and fitted onto the installed units, so the units are chosen and fitted first and the worktop second. Getting the units right — the right carcass, the right size, level and fitted — is the precondition for a good worktop. This is why a sensible kitchen renovation cost splits the budget across units, worktop and fitting rather than treating the kitchen as a single price.
What do kitchen units cost, and what is the carcass made of
UK kitchen units come in three broad tiers. Flat-pack and ready-to-assemble units are the budget option, with a small kitchen of units from around £1,500 and a medium kitchen roughly £3,000 to £5,000 supply only. Rigid, pre-assembled units sit in the middle, arriving built and more robust, from around £3,500 for a set of base and wall units. Bespoke and in-frame units are the premium tier, from roughly £8,000 to £15,000 for a small kitchen and £15,000 to £30,000 and beyond for a medium one.
The carcass is the part the showroom does not talk about. Most UK carcasses are 18mm melamine-faced chipboard, which is wipe-clean and resists scratches and moisture reasonably well, and the quality difference shows in the edging, the hinges and the runners rather than the board itself. Plywood carcasses are the more moisture-resistant upgrade and are worth it in the sink run. A genuinely cheap carcass — thin board, poor edging, budget hinges — is a false economy, because it is the part you cannot replace without ripping the kitchen out. Reading the specification for carcass thickness, edging and hinge quality is exactly the kind of detail that separates a fair quote from a thin one.
Split the budget before the showroom does
The free Renovation Cost Calculator gives you a trade-by-trade estimate in under 5 minutes — before your first trade conversation. It shows you how the budget should divide between units, worktop and fitting, so you spend on the carcass and the surface, not just the door front.
How to choose kitchen unit doors
The door is where most of the budget and almost all of the appearance sits, and there are three main constructions. Vinyl-wrapped doors are a moulded MDF core wrapped in a heat-bonded vinyl film — the most affordable styled option, available in many profiles, but able to delaminate or peel over time, particularly near heat. Painted doors, sprayed or hand-painted MDF, give the smoothest finish and the widest colour choice but cost more in labour and can be touched up if chipped. Solid wood doors are the most expensive and bring real timber character, with the trade-off that they move with humidity.
Whatever the door, soft-close hinges and runners are now standard on quality units and worth insisting on, and the better doors are 18mm rather than the 15mm of the cheapest ranges. The door is the taste decision; the carcass and hardware behind it are the durability decision. Confusing the two — paying for a premium door on a budget carcass — is one of the most common kitchen renovation mistakes.
What do kitchen worktops cost in the UK
Worktops are usually priced by the square metre supplied, with fitting charged separately. UK cost data for 2025 and 2026 puts laminate at roughly £35 to £150 per square metre, solid wood at £100 to £350, quartz at £220 to £900, granite at £250 to £450 and beyond, sintered stone such as Dekton and Neolith at £300 to £1,000, solid surface such as Corian at £300 to £450, and marble from £300 to £1,500. Fitting labour adds roughly £50 per square metre for laminate, £110 for quartz and £150 for granite.
As a rough supply-and-fit guide for a typical five-metre run, laminate lands around £200 to £800, solid wood £720 to £1,350, quartz £1,260 to £4,200, and granite £1,610 to £2,850. These are indicative ranges that move with stone choice, slab joins on islands, and region, so treat them as a benchmark to measure a worktop quote against rather than a fixed price. Setting the worktop figure inside the whole-kitchen budget is part of any sound kitchen renovation checklist.
Which worktop survives how you actually cook
The worktop decision should start with use, not appearance. Five questions sort the field.
- Will hot pans go straight onto it? Porcelain and sintered stone are the most heat resistant, followed by granite and stainless steel. Quartz tolerates only around 150 degrees before the resin can discolour, and laminate, wood and solid surface all scorch, so a trivet is essential with them.
- How much knife and scratch contact will it take? Quartz, granite and sintered stone resist scratching well; solid surface is soft and scratches easily but can be sanded and repaired; laminate and wood sit in the middle.
- Are you willing to seal it? Granite and marble are porous and need sealing every six to twelve months; quartz, sintered stone and solid surface are non-porous and need no sealing.
- Will it have long runs or an island with joins? Solid surface gives virtually seamless, repairable joins; stone and quartz show joins on long runs and add slab cost on islands.
- How much maintenance are you prepared to do? Wood brings warmth and can be re-sanded over decades but needs oiling several times a year and dislikes standing water.
Answer those five honestly and the shortlist writes itself. A busy family kitchen that cooks daily points to porcelain, sintered stone or a well-sealed granite; a low-use kitchen can carry a softer or more porous surface that a hard-working one would ruin.
The most common worktop regret is putting quartz next to a hob and using it like granite.
Quartz is durable and non-porous, but its resin binder discolours under sustained heat at around 150 degrees. A hot pan straight from the hob can mark it permanently. Match the surface to how you cook, and the look follows from a shortlist that will actually survive the kitchen.
Is engineered stone banned in the UK
This is the question UK buyers most often get wrong, usually because they have read about Australia. Engineered stone and quartz worktops are not banned in the United Kingdom. Australia prohibited the manufacture and installation of engineered stone from July 2024, but the UK has not followed that ban, and quartz remains one of the most popular worktop choices in British kitchens.
What the UK has done is target how the material is cut. The Health and Safety Executive has made clear that dry cutting of engineered stone is unacceptable because of the respirable crystalline silica it releases, and fabricators are required to use water suppression, extraction and respiratory protection, with a workplace exposure limit of 0.1 milligrams per cubic metre over eight hours. For the homeowner, the practical takeaway is simple: quartz is legal to buy and fit, but choose a fabricator who cuts it safely and complies with the HSE guidance. It is a workplace-safety issue for the trade, not a product ban for the buyer — and that distinction is exactly the kind of regulatory detail worth confirming rather than assuming.
When to order, template and fit
The sequence is fixed and catches people out. The units are ordered and fitted first, levelled and secured. Only then can a stone or quartz worktop be templated, because the fabricator measures the real, installed units rather than the plan. Templating to fabrication to fit typically runs around three to four weeks for stone and quartz, which means the kitchen sits with units in but no usable worktop for that period. Laminate and timber can often be cut and fitted far faster, sometimes the same day.
In The 12-Phase System, the units and worktop are specified at the design phase before any quotes go out, so every supplier prices the same carcass, doors and surface, and the long-lead worktop is then ordered against the unit-install date. Fitting the units, then templating, then fitting the worktop is a sequence that cannot be compressed — it has to be planned for. The full kitchen renovation order of trades sets out where each step lands so the worktop never becomes the thing that holds up the kitchen.
Run the whole kitchen from one system
Units and worktops are two decisions inside a twelve-phase project. The Kitchen Renovation Blueprint carries the specification, the lead-time scheduling and the trade-by-trade sequence so each is chosen once, priced fairly, and fitted in the right order.
If the cost baseline is the right first step, use the free Renovation Cost Calculator for a trade-by-trade estimate of the specific kitchen, in under 5 minutes, before any supplier has quoted.
Frequently asked questions
How much do kitchen units cost in the UK?
Flat-pack and ready-to-assemble units start from around 1,500 pounds for a small kitchen and 3,000 to 5,000 for a medium one, supply only. Rigid pre-assembled units start from around 3,500 pounds for a set of base and wall units. Bespoke and in-frame units run from roughly 8,000 to 15,000 pounds for a small kitchen and 15,000 to 30,000 and beyond for a medium one. Fitting is charged separately.
What is a kitchen carcass and does it matter?
The carcass is the box of the unit behind the door. Most UK carcasses are 18mm melamine-faced chipboard, which is wipe-clean and reasonably moisture-resistant, with quality showing in the edging, hinges and runners. Plywood is a more moisture-resistant upgrade worth choosing for the sink run. The carcass matters because it cannot be replaced without removing the kitchen, so a cheap one is a false economy.
How much do kitchen worktops cost per metre in the UK?
UK cost data for 2025 and 2026 puts laminate at roughly 35 to 150 pounds per square metre, solid wood 100 to 350, quartz 220 to 900, granite 250 to 450 and beyond, sintered stone 300 to 1,000, solid surface 300 to 450, and marble from 300 to 1,500. Fitting adds roughly 50 pounds per square metre for laminate, 110 for quartz and 150 for granite. These are benchmark ranges that vary with stone choice, joins and region.
Is engineered stone banned in the UK?
No. Engineered stone and quartz worktops are not banned in the United Kingdom. Australia banned the manufacture and installation of engineered stone from July 2024, but the UK has not followed. The Health and Safety Executive has instead made dry cutting of engineered stone unacceptable and requires fabricators to use water suppression and extraction, with a silica exposure limit of 0.1 milligrams per cubic metre. Quartz is legal to buy and fit; choose a fabricator who cuts it safely.
Which kitchen worktop is the most heat resistant?
Porcelain and sintered stone such as Dekton and Neolith are the most heat resistant and can take a hot pan, followed by granite and stainless steel. Quartz tolerates only around 150 degrees before its resin can discolour, so a hot pan can mark it permanently. Laminate, solid wood and solid surface all scorch and need a trivet.
Why can't the worktop be fitted at the same time as the units?
A stone or quartz worktop is templated off the real, installed units, not the plan, because small differences in how units sit become visible gaps in a stone top. The units are fitted and levelled first, then the worktop is templated, fabricated and fitted, which typically takes three to four weeks for stone. Laminate and timber can often be cut and fitted far more quickly.