How to clean the grime around taps, the drain and the edge of the basin
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You clean the basin almost every day, but some areas are always left out: the base of the taps, the drain ring, the overflow hole or the join between the basin and the wall. They are small places, hard to reach with a sponge, and they are where that grey or greenish crust forms that ends up being so hard to remove. In this guide we explain how to clean them with a simple method.
Why grime builds up there
- Standing water. Around the taps, water stays in the joints and evaporates slowly, leaving minerals behind.
- Soap and toothpaste residue. They stick to the edge and mix with the moisture.
- Constant humidity. It is the ideal environment for mould and dark stains.
- A sponge that is too big. It does not fit into the gaps, so the dirt stays and hardens.
What you need
- Warm water and mild soap.
- A brush with stiff bristles and a small tip for gaps.
- A clean, dry cloth for the finish.
If you use diluted white vinegar for limescale, apply it only where the material allows it and rinse afterwards. Avoid acids on natural stone and on delicate tap finishes, and always test in a hidden spot first.

Step by step
- Wet the area. Warm water softens the grime and the brush works better.
- Apply mild soap. One drop is enough; you do not need to cover everything.
- Scrub the base of the taps. With the small tip, go around the edge where the tap meets the basin, with short movements and without forcing.
- Clean the drain ring. Turn the brush around the rim and inside the overflow, where residue collects.
- Go over the join with the wall. One short straight pass is usually enough.
- Rinse and dry. Rinse with clean water and dry with the cloth; without standing moisture, the grime takes longer to come back.
Other small areas in the bathroom and kitchen
The same method works for the edge of the kitchen sink, the base of the shower, the corners of the bath and soap holders. The idea is the same everywhere: wet, scrub with light pressure along the edge, and dry.

How to keep it clean
- Dry the basin after using it; one minute prevents marks from forming.
- Do a short pass once a week with the brush.
- Ventilate the bathroom after showering.
- If you see mould coming back fast, there may be a leak: check it or ask a professional.
Where Flowdeep™ helps
Flowdeep™ is a 4-in-1 brush designed for exactly these areas. It has stiff bristles at the front for joints, side bristles for edges and surfaces, and a mini brush at the tip for corners and gaps. The handle is curved and ergonomic, so you can press where it is needed without tiring your hand. It measures 14.9 × 9.3 cm. You can have one for each area (bathroom, kitchen, windows) if you choose the pack of 2 or 3.
Frequently asked questions
Will it scratch the taps? The bristles are stiff; on delicate finishes use light pressure and test first on a hidden spot.
Does it work in the kitchen? Yes: the base of the tap, the edge of the sink and corners where grease builds up.
How often should I do it? A short pass every week keeps the problem small.
See sizes and packs at Flowdeep™ 4-in-1 Brush for Crevices or explore the full catalogue.