Ensure long-lasting, mould-free protection & strong seals – with the UniBond Anti Mould Healthy Kitchen & Bathroom Silicone Sealant Smooth the sealant. You can do this as you go along with either your finger or a sealant smoothing tool.

Like most other sealants, it’s mould- and mildew-resistant, but it also contains a fungicide that will resist salmonella, E.coli and MRSA. Helpfully, it also comes in a couple of other colours – clear and grey – making it perfect for adding a really professional finish to any bathroom. Use a primer where possible – Primers don’t have a very long shelf life, but they can help improve the adhesion of your sealant.

How to apply sealant to skirting boards, windows and more

Clean surfaces – Clean surfaces thoroughly before using sealant, as residues can prevent a solid bond forming. You should also ensure surfaces are dry before application. Like many sealants on this list, it has anti-mould and mildew properties, but what made it stand out to us was its versatility. Any spare sealant left over from the shower can be used on a range of surfaces around the house, with the product stated as also being suitable for metal, vinyl, laminate, stone, ceramic, stainless steel, granite, wood and glass. So if you always have obb jobs on the go around the house, it will pay to keep some of this handy. The most important step in learning how to apply silicone sealant: choose the right sealant for the job. A firm favourite among plumbers and builders, this sealant from Dow (formerly Dow Corning) is widely regarded as a trusty stalwart for sealing showers and baths. It’s reasonably priced, easy to apply, flexible when dry and boasts excellent adhesion, making application mess-free and simple.

READ NEXT: Our favourite flooring for your bathroom The best shower sealants to buy 1. Dow 785+ Bacteria Resistant Sanitary Silicone: Best all-round shower sealant When we think of sealant, we usually think of it as being used to seal around ceramic showers, sinks and bathtubs, or wooden window frames, door frames and skirting boards. But increasingly, more and more elements and items in our homes are made of durable plastics like polycarbonate and uPVC. And because accidents still happen and gaps still need filling with this modern material, a sealant that is compatible with plastics is a great item to have in your toolbox.Evaluate the project. Think about what you need to do, what you’d like the finished repair to look like and what kind of tools and sealant you need. Seal. Place the tip of the dispenser nozzle at one end of the joint you are sealing and gently but firmly squeeze the sealant gun’s trigger. Move along the joint steadily to create a smooth, continuous bead of sealant.