The Invisible Line Item: What Consumables Really Cost Per Clean
Photo by Photo by BEN ELLIOTT on Unsplash on Unsplash
A cleaner finishes a regular domestic job, gives the bathroom a final wipe, swaps out a grubby cloth, tops up the spray bottle and drops a fresh bin liner into the kitchen bin. None of that feels expensive in the moment. A few pounds here, a couple of pounds there. But those small purchases are not separate from the job — they are part of the cost of delivering it. And if your quote was built only around time, travel and wage, consumables are quietly taking a bite out of the margin.
This is not a argument for charging clients for every squirt of descaler. It is an argument for knowing the number. Once you know what a visit actually consumes, you can decide whether to absorb it, build it into your hourly rate or list it separately on commercial work. What you cannot do is keep treating it as invisible.
Why a few pounds per visit becomes a real number
A domestic clean might use £2 to £3.50 of consumables. That sounds manageable until you multiply it. One cleaner doing five visits a day, four days a week, for 46 weeks a year is looking at somewhere between £1,840 and £3,220 in consumables annually. Two cleaners doubles it. A small commercial contract with blue roll, sanitiser, bin liners and floor cleaner can easily run higher per visit because the volumes are bigger and the products are more specialised.
The point is not that every cleaner is losing thousands of pounds. The point is that the number is large enough to deserve a place in your pricing. If you are quoting £22 an hour and assuming £2.50 per visit in consumables, that is roughly 11% of the labour value disappearing before you have paid for travel, insurance, software or your own time.
The mid-job top-up trap
Most rough estimates miss the awkward extras. The second bin liner because the first one split. The extra cloth because the kitchen was grubbier than expected. The descaler you had to fetch from the van because the bathroom tap was worse than the last visit. The run to the shop on the way home because you ran out of bleach mid-round.
Those top-ups are small, but they are frequent. They also carry a hidden cost: time. A ten-minute detour to a convenience store is not just the price of the bleach. It is ten minutes you are not cleaning, plus fuel, plus the temptation to buy a more expensive pack because it is the only one on the shelf.
The practical fix is to stop estimating consumables from memory. Memory flatters you. It remembers the big bulk buy and forgets the mid-week top-up.
Build a per-visit figure from receipts, not guesswork
Pick an eight-week window and keep every receipt for cleaning consumables. That includes cloths, mop heads, spray bottles, trigger heads, bin liners, bleach, multi-surface cleaner, glass cleaner, descaler, washing-up liquid, floor cleaner, scouring pads, sponges, blue roll, sanitiser and any specialist products. Add the mid-job top-ups. Add the online orders. Add the pack of cloths you grabbed because they were on offer.
At the end of the eight weeks, add up the total and divide it by the number of visits you actually completed in that period. Do this separately for domestic and commercial work if you do both, because the product mix is different. A domestic kitchen and a commercial kitchen do not consume the same volume of blue roll.
A simple way to sanity-check your figure is to price a single visit from the products you used. A microfibre cloth that costs 80p and lasts three visits is about 27p per visit. A 750ml multi-surface cleaner at £3.50 that lasts twelve visits is about 29p. A mop head at £6 that lasts thirty visits is 20p. Bin liners at 6p each, used twice, are 12p. That is before bleach, washing-up liquid, descaler and the odd extra cloth. A realistic domestic figure often lands nearer £2.20 to £3.50 once the forgotten items are included. Commercial work can be higher.
Included, recharged or split?
There is no single right answer, but there should be a clear policy. For most domestic work, consumables are included in the hourly rate or the fixed price. Clients expect the cleaner to arrive with the basics, and itemising every cloth can feel petty. For commercial work, it is more common to include a consumables allowance or recharge specialist products separately. End-of-tenancy and deep cleans may justify a specific product charge if you are using specialist removers or large volumes of descaler.
Whatever you choose, put one sentence in the quote. Something like: 'Standard cleaning products and cloths are included; specialist treatments are quoted separately.' Or: 'Consumables are recharged at cost with receipts supplied monthly.' That one sentence prevents the awkward conversation later. It also forces you to know your own numbers.
A restock routine that does not rely on memory
Use a two-bin system in the van or cupboard: working stock and reserve stock. When the working bottle or pack is opened, the reserve becomes the new working stock and goes on the shopping list. That stops the mid-job panic. Keep a simple note on your phone for receipts — photograph them as you buy them and drop them into a folder. Once a month, spend twenty minutes checking stock levels and updating your consumables figure. Once a quarter, check your last three supplier receipts against your quote assumptions. Supplier prices have not stood still, and a figure you set months ago may no longer reflect what you are paying in 2026.
Buying in bulk can help, but only if you have space and the products will not go off or clutter your van. A bulk pack of cloths is useful. A bulk pack of a specialist cleaner you use twice a year is just storage.
Put the number into your quote without drama
You do not need to rebuild your whole pricing structure. If your consumables figure is £2.50 per visit and you had assumed £1, you have a gap. You can close it by adjusting your hourly rate by 25p to 50p, raising your minimum job price, or adding a small consumables allowance on commercial contracts. For domestic clients, a small increase in the hourly rate is usually less awkward than a separate charge for bin liners.
Review the figure after three months. If it has moved, update your quote. The goal is not to squeeze every penny out of clients. It is to make sure the invisible line item stops quietly eating the profit you thought you had. A cleaning business runs on small margins. Consumables are small numbers, but they repeat every single visit.
