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Cleaning a White Composite Sink – Do’s and Don’ts

The do's and don'ts of cleaning a white composite sink

Cleaning a White Composite Sink – Do’s and Don’ts

Composite sinks are a stylish addition that can fit in almost any kitchen. Made from a combination of quartz, granite, or other natural materials and manufactured acrylic resins, they can withstand very high temperatures and are fairly well protected against stains or scratches. But if they are so sturdy and clean, then why did your sink suddenly lose its snow white colours?

Composite sinks need regular attention in order to remain sparkling clean. If stains are not dealt with in time, they can gradually build up on your sink’s porous surface, making it nearly impossible to remove the accumulated film without causing some damage. However, there are a few easy ways to avoid this from happening. Here is how to clean a white composite sink.

The right way to clean your white composite sink

When setting out to clean your composite sink, it’s crucial that you let go of the “clean once, forget for about a month or two” mindset. The keyword here is consistency – the more often you take your time to clean the surfaces, the less you’ll have to actually clean them. Sounds simple enough, right? Now, let’s look at how to clean your white granite sink the right way:

  • Find the sink’s manufacturer and material before selecting products.
  • Use its approved everyday cleaner and a soft non-abrasive cloth.
  • Keep the care instructions available for limescale and persistent stains; a generic 50:50 acid recipe is not suitable for every composite sink. See Franke’s specific composite-sink guidance.

Follow the sink’s everyday cleaning instructions, including rinsing and drying. If a mark remains, identify whether it is scale, staining or damage before trying a stronger product.

Pro tip from Star Domestic Cleaners London: Pay extra attention to the areas where your worktops join the sink to remove hidden dirt deposits. Don’t forget to wash and dry the undermounts and the areas under overhangs as well.

Keeping a composite sink clean - do's and don'ts

The wrong way to clean your white composite sink

Different composite sinks allow different cleaning products. Follow the instructions for your exact model rather than treating all acidic cleaners or all diluted bleach as either safe or prohibited.

Here is a short list of the remaining things you should never, ever use when cleaning a composite sink:

  • Avoid wire brushes, abrasive pads and any cleaner excluded by your sink’s care instructions.
  • Do not use oven cleaner, paint remover or drain products on the sink surface.
  • Use bleach or descaler only if the sink manufacturer permits the specific product, dilution and contact time; never mix products.
Composite kitchen - cleaning a granite sink

Leaving wet cloths or sponges on the sink’s surface for prolonged periods of time is another thing we all often do, which can leave nasty spots on your granite or ceramic sink. Many will also rarely bother picking up stray hairs left by steel wool pads, which will quickly rust if left unattended. Placing heated pans or pots on your sink or dragging heavy cookware directly on top of the surfaces will also spell bad news. Dropping all of these habits will tremendously extend the life of your sink.

How to deal with scratches and resilient stains

Scratches and stains do happen, no matter how hard we try to prevent their existence. But that doesn’t mean that you shouldn’t do anything about it. If you’re dealing with limescale, then simply dry your sink after each and every use. Should you notice any scratches, the best course of action is to buy a sink protector – a rubber, plastic, or metal cover that is placed at the bottom of your sink and one that will safeguard the surface from any accidental scratches or dents.

For persistent staining, ask the sink manufacturer which treatment is permitted. Do not select a cleaner solely because it contains less than 5% bleach, and do not combine it with acid. A scratch or damaged finish may need repair rather than more cleaning.

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