A year-round care calendar for wooden floors
A year-round floor care calendar helps you plan cleaning, refreshing and assessment before serious wear develops. As a starting point, vacuum weekly and wash with a suitable product every 2-4 weeks. Oiled floors may need refreshing every 1-2 years, while the interval before full sanding depends on wear, the finish and remaining wood.
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Table of contents for this guide
- The short overview
- What is a year-round floor care calendar?
- What does the care calendar look like season by season?
- What should you do every week?
- How often should the floor be re-treated?
- What does an care calendar cost in practice?
- What about balconies, terraces, and tiles?
- When should you call a professional?
- How to create your own maintenance plan?
The short overview
The plan has four elements: regular dry cleaning, washing as needed, checking whether oil needs refreshing and arranging sanding only when the floor requires it. The following intervals are starting points to adjust to your home.
- Oiled floor: refreshing approximately every 1-2 years, and worn areas can be spot-repaired without the entire surface needing to be sanded.
- Lacquered floor: typically lasts about 10 years, but once the lacquer is worn through to the wood, the entire floor must be sanded down.
- Standard full floor sanding with a standard finish costs 175 kr per m2 including VAT from 36 m2. Smaller jobs use fixed prices.
- The flooring industry's technical reference work Gulvfakta (DI, accessed 2026) indicates that the need for maintenance oil ranges from daily to once every two years, depending on how heavily the room is used.
- Engineered wood floors with a wear layer of 2 mm or less should not be sanded, according to Gulvfakta (DI, accessed 2026).
- Seasonal humidity affects wood movement. Gulvfakta uses around 65% relative humidity in summer and around 40% during the heating season as typical examples, rather than fixed maintenance dates.
What is a year-round floor care calendar?
A year-round floor care calendar is a maintenance plan that schedules each task at the time of year when it yields the best results. Instead of reacting when the floor is grey and scratched, you divide the year into fixed periods for cleaning, refreshing, and professional sanding. Gulvfakta (Gulvbranchen, DI, accessed 2026) specifically describes maintenance as something that must be adapted to the use of the room, not a fixed recipe: a kitchen may need maintenance oil several times a year, while a bedroom can wait for several years.
The point is economical: a floor that receives oil in time avoids an early deep sanding. In our experience, a solid wood floor typically tolerates 4-6 full sandings in its lifetime, and engineered wood flooring fewer, because the wear layer is thinner. Each avoided sanding therefore adds years to the floor's lifespan. If you want to know when the limit is reached, our guide to the signs that a wooden floor needs sanding details the specific signals.
What does the care calendar look like season by season?
Spring and summer can be convenient for larger maintenance jobs, while autumn is useful for cleaning and protecting busy entrances. Indoor work is also possible in winter if conditions suit the finish. Gulvfakta describes seasonal humidity around 65% in summer and 40% during the heating season, with movement of about 0.22%, or 2.2 mm per metre, for each percentage-point change in wood moisture content.
| Period | Indoor wooden floor | Balcony, terrace, and tiles | Why now |
|---|---|---|---|
| January-March | Vacuum weekly, wash with floor soap every 2-4 weeks, lay mats against grit and road salt | No treatment, sweep leaves and snow off the wood | The heating season is the driest period indoors, around 40% RH, and shrinkage cracks are largest now |
| April-May | Thorough cleaning, refreshing oil on wear areas in the entrance and kitchen, plan this year's sanding | Gentle cleaning of wooden terrace and balcony, algae treatment of tiles, oil when the wood is thoroughly dry | Frost is gone, and the wood can dry before treatment |
| June-August | Best window for full sanding, as the home is often empty during holidays | Extra oil on the most stressed boards in front of the garden door and railing | Suitable temperature and controlled ventilation support drying; avoid draughts during application |
| September-October | Autumn wash, extra mats by the door, oil wear areas before winter | Last cleaning and algae treatment before frost sets in | Summer's high humidity around 65% RH is subsiding, and the wood stabilizes |
| November-December | Only light maintenance, wipe up water stains immediately | No oiling, oil does not harden properly in cold | Cold or damp conditions can prevent outdoor products curing as intended |
What should you do every week?
The weekly routine is dry cleaning: vacuum with a soft nozzle or sweep, so grit and sand don't act like sandpaper under footwear. Gulvfakta (Gulvbranchen, DI, accessed 2026) recommends that mat arrangements at the entrance are large enough that you take at least 4-5 steps on them before reaching the wooden floor. This is the cheapest floor care available.
Wash only with a hard-wrung cloth or mop, and wipe dry. Wooden floors are sensitive to water regardless of surface treatment, and standing water raises the fibres and causes dark rings. Our guide to washing and cleaning wooden floors explains the dosage of soap and the difference between lacquered and oiled surfaces.
How often should the floor be re-treated?
An oiled floor should be oiled approximately every 1-2 years, while a lacquered floor typically lasts about 10 years before needing to be sanded and re-lacquered. The difference is not quality, but repairability: oil can be applied locally to a wear area, while lacquer must be sanded off the entire surface to avoid visible transitions.
| Finish | Routine refreshing | When full sanding may be needed | Local repairs | Standard sanding and finish price |
|---|---|---|---|---|
| Oil | Maintenance oil about every 1 to 2 years, more often in kitchens and entrances | When wear or damage reaches the wood | Yes, worn areas can often be treated locally | 175 kr per m2 including VAT, from 36 m2 |
| Lacquer | Cleaning; do not apply maintenance oil | Often around every 10 years, depending on wear and remaining wood | Usually requires treating the whole continuous surface | 175 kr per m2 including VAT, from 36 m2 |
| Lye and soap | Regular soap washing; Gulvfakta recommends at least 2 soap treatments before first use | When the wood has become grey and uneven | Partly, depending on the damage | 175 kr per m2 including VAT, from 36 m2 |
If you are in doubt about which direction to go for the next sanding, we compare durability and appearance in the guide on lacquering or oiling wooden floors. If you already have oil on the floor, you will need maintenance of oiled wooden floors. Record the next inspection or maintenance date in your calendar so the floor's condition is checked regularly.
What does an care calendar cost in practice?
Regular maintenance can postpone the need for full sanding. At the current standard rate of 175 kr per m2 including VAT from 36 m2, sanding and applying a standard finish to 80 m2 gives an illustrative total of 14.000 kr. Spread over an illustrative 10-year budgeting period, that is 1.400 kr a year, or 17,50 kr per m2 per year. This is a budgeting example, not a promise that every finish will last 10 years.
A light refresh can be suitable while wear remains within the finish, but it requires an individual assessment and quotation. For standard sanding back to wood with a standard finish, current illustrative totals are 7.875 kr for 45 m2 and 11.375 kr for 65 m2, including VAT. The rate is 175 kr per m2 from 36 m2. Read our floor sanding price guide before comparing different treatment scopes.
Drying time is also part of the planning: oil needs about one day before light use, while lacquer requires 1-3 days depending on the number of coats. Therefore, most homeowners schedule the major task during a holiday week.
What about balconies, terraces, and tiles?
Outdoor treatment depends on suitable weather, dry wood and the product's minimum application temperature. Spring and summer often provide a useful window, but the label and actual conditions matter more than the calendar. Exposed balconies on Aarhus Ø need regular checks because sun, rain and wind affect the surface throughout the year.
Wooden terraces and balcony boards should never be high-pressure cleaned. The water jet raises the wood fibres, making the surface rough and causing it to absorb even more water afterwards. We use gentle cleaning and oil instead, and the procedure is described in the guide to preparing the wooden terrace for the season. Tiles, concrete, and driveways, on the other hand, can withstand professional high-pressure cleaning.
If you use algaecide on tiles and terraces, the product must be approved. The Danish Environmental Protection Agency (accessed 2026) states that algaecides must be approved by the agency, that you can check the approval on the label, and that unapproved products can pollute soil and groundwater because the product penetrates the soil between the tiles. The Danish Environmental Protection Agency also recommends starting with clean water and a stiff brush before resorting to chemicals. We cover the timing in the guide on algae treatment in spring or autumn.
When should you call a professional?
Machine sanding requires effective dust extraction and suitable protective measures, whether the equipment is hired or owned. Wood dust presents a health risk. Professional assessment is particularly useful where the remaining wood is thin, the floor is uneven or previous coatings need checking.
Furthermore, there's the result: a machine that stands still for two seconds too long leaves a depression that only becomes visible when the lacquer is applied. We work with vacuuming directly on the machine and provide a fixed price before the work begins, so you know the amount in advance. See the trade-off in the guide on floor sanding yourself or professionally, and see the service on the page about floor sanding and floor treatment.
How to create your own maintenance plan?
A maintenance plan for wooden floors needs five lines in the calendar. It should be based on the floor's actual treatment and square metres, not on a general recommendation, because a kitchen floor in a family with children wears many times faster than a bedroom. Gulvfakta (Gulvbranchen, DI, accessed 2026) specifically emphasizes that the frequency depends on where and how much the floor is used, and that this is found through experience with the individual room.
- Record the existing finish: varnish, oil, lye and soap, or another system. Ask the installer or check previous product records if you are unsure. A water-drop test can indicate water repellency, but cannot reliably identify the finish by itself.
- Measure the number of square metres per room. This is the number all prices are calculated from.
- Set two fixed dates in the calendar: a spring period for refreshing and an autumn period for thorough cleaning.
- Photograph busy areas in the entrance and kitchen from the same position each year. Use the comparison to spot changes in the finish and surface condition.
- Book sanding when the wood begins to appear grey or rough in the traffic lanes, not just when the damage is visible throughout the entire room.
If you live in an owner-occupied or cooperative housing association, the stairwell floors and common balconies often fall under the association. We offer combined quotes for properties, and all work is covered by our workmanship guarantee. If the care calendar needs to be translated into a specific price for your floor, you will receive a response within 24 hours when you contact us or call 20 98 88 11.
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Frequently asked questions
How often should a wooden floor be washed?
Vacuum or sweep weekly, and wash with a hard-wrung cloth and floor soap every 2-4 weeks in regular living areas. Gulvfakta (Gulvbranchen, DI, accessed 2026) does not set a single fixed interval but describes that the need depends on how much the room is used. Always use little water and wipe thoroughly afterward.
Can a wooden floor be oiled in winter?
Yes, if indoor temperature, humidity and ventilation meet the product instructions. Allow its specified drying and curing times. Outdoor oiling requires dry wood and suitable temperatures; use the product label and weather conditions rather than a fixed start date.
How many times can a wooden floor be sanded?
Solid wooden floors, in our experience, typically tolerate 4-6 full sandings in their lifetime. Engineered wood flooring tolerates fewer, because the number depends on the thickness of the wear layer, and Gulvfakta (Gulvbranchen, DI, accessed 2026) recommends that engineered floors with a wear layer of 2 mm or less should not be sanded at all. Timely oiling postpones each sanding.
Should a wooden terrace be pressure washed in the care calendar?
No. Pressure washing raises the wood fibres, making the surface rough and causing it to absorb more water, and it often leaves streaks from the nozzle. Wooden terraces and balcony boards are gently cleaned and then oiled. Tiles, concrete, and driveways, on the other hand, can be professionally pressure washed because the material does not have fibres that can raise.
Frequently asked questions
How often should a wooden floor be washed?
Can a wooden floor be oiled in winter?
How many times can a wooden floor be sanded?
Should a wooden terrace be pressure washed in the care calendar?
- The Flooring Association, DI: Floor facts on cleaning wooden floors (accessed 2026)
- Floor facts: general conditions for wooden floors, humidity and wood movement (accessed 2026)
- Floor facts: surface treatment of wooden floors (accessed 2026)
- Floor facts: sanding and requirements for wear layer thickness (accessed 2026)
- Danish Working Environment Authority on sanding dust and requirements for suction on machines (accessed 2026)
- Danish Environmental Protection Agency on algae on tiles and terraces and approved anti-algae agents (accessed 2026)
We operate nationwide, but most of our floors are located in East Jutland and the capital. Read more about floor sanding in Aarhus or floor sanding in Copenhagen, and get a fixed price for your project.



