Sealant vs Adhesive Strip in the Bathroom – Which Is Best?

When it comes to renovating a bathroom, it’s all too easy to be tempted to get the job done quickly by using adhesive strip rather than sealant around the edges of your bath or shower. While such strips are sold as a quick an easy alternative to traditional sealant, the reality is that these products may not always provide the same level of protection.

Sealant vs Adhesive Strip in the Bathroom

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While an adhesive strip may appear to be creating a watertight seal, moisture may trickle through gaps in the grouting and get behind the strip, eventually causing it to come unstuck. This is especially the case when an adhesive strip has been installed directly on top of old sealant. If you want to be sure of a long-lasting, fully watertight seal, it is far better to invest the necessary time and effort to remove all of the old silicone before applying any new materials.

Adhesive strips are better suited to low-splash applications such as the area between a skirting board and bathroom floor or in parts of a kitchen. They work best when the gap they are being used to cover is completely straight and parallel. In virtually all other cases, silicone is the superior product.

Popular products in the silicone sealants market, like those by ct1ltd and numerous others available online not only seal but can also be used as a filler and adhesive. Such universal sealants may provide a long-lasting, maintenance-free finish that will not crack or shrink so you can be sure your bathroom will continue to look great for many years to come.


The trick when applying silicone is to squeeze the trigger smoothly and slowly as you run the tip of the tube along the place you want to seal. If you’ve never used an applicator before, having a dummy run on a scrap of cardboard will boost your confidence and reduce the chances of you making a mess when starting out.

One way to guarantee nice clean lines is to use masking tape above and below the area where you want the silicone to go. Once you have applied the bead and used either your wetted finger or a smoother to create a concave line, you can then remove the masking tape right away to leave behind a perfect finish.

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