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Sealants, Adhesives & Tapes

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Caulk, adhesives, and sealants are essential tools in construction and DIY projects. Caulk seals gaps, adhesives bond materials, and sealants protect against environmental factors. At Homebase we offer a wide selection of all three that you can find online and in-store. A high-quality silicone sealant is an essential part of your kit for keeping your kitchen and bathroom leak-proof and looking pristine. So whether you’re embarking on an exciting makeover project or sealing around a bath, it’s always a good idea to have sealants. Large or small, functional or fancy, our range of high-quality sealants will help you achieve the very best results, whatever DIY project you’re working on. It’s easy to find the right sealant for the job at Homebase. From interior to exterior sealants in black, grey, and white, we have a wide variety for you to choose from. Need it today? Simply reserve and collect from your local store.

Caulk is a versatile material used to seal gaps and joints in buildings, preventing moisture intrusion, improving energy efficiency, and providing a finished appearance. Our range of caulk comes in various formulations, such as clear, silicone and latex, each tailored to specific applications. Adhesives play a critical role in various applications, from construction to DIY projects. They bond materials together, ensuring durability and reliability, and come in various specialized forms, such as filler, caulk, and silicone, tailored to specific tasks. From tapes to glues, you’ll find all the adhesives you need for your DIY job here at Homebase. Shop top brands and great products such as wood glue, No More Nails, PVA, Blu Tack, superglue, tape, glue guns and many more.


Frequently Asked Questions

How do you remove silicone sealant?

Silicone sealant is easily removable from walls and surfaces. Read our blog to learn how to remove silicone sealant.

How long does silicone sealant take to dry?

The amount of time it takes for silicone sealant to dry will depend on how much you have used. Thin layers of sealant can dry in as little as 2 hours. However, we recommend waiting at least 24 hours after silicone sealant has been applied before exposing it to water. For example, if you have been sealing a bath or shower.

How do you use a sealant gun?

To use a sealant gun, you should:

1. Make sure the sealant gun is clean.

2. Push the cartridge into place and cut the nozzle with a blade or pair of scissors.

3. Adjust the plunger to the desired setting.

4. Puncture the cartridge and hold down the trigger to dispense the sealant.

5. Apply the sealant to your desired surface.

How long does caulk take to dry?

The drying time for caulk varies based on the type you use. Water-based latex caulk often dries in 2 to 4 hours, while silicone caulk may take up to 24 to 48 hours to fully set and cure. However, factors like humidity and temperature can influence drying times, so it's essential to consider the specific caulk and environmental conditions for your project.

How do I remove black mould from silicone sealant?

To remove black mould from silicone sealant, wear protective gear and create a cleaning solution by mixing bleach orhydrogen peroxidewith water. Spray the affected area generously and let it sit for 10-15 minutes. Gently scrub the mould with an old toothbrush or soft-bristle brush, rinse, and ensure the area is completely dry to prevent regrowth. Consider using mould-resistant sealants to discourage future mould issues.

How do you apply silicone sealant?

To apply silicone sealant effectively, begin with a clean, dry surface. Cut the nozzle at a 45-degree angle and load it into a caulking gun. Squeeze the trigger, running a steady bead of silicone along the gap at a 45-degree angle. Smooth it with a caulking tool or your finger dipped in soapy water for a clean finish. Follow the manufacturer's drying instructions for a watertight and airtight seal. If you're working on your bathroom, you can read our blog on how to silicone seal a bath.

How much tile adhesive do I need?

To calculate how much tile adhesive you need, measure your installation area, check the adhesive packaging for coverage information, divide the area by the adhesive's coverage rate, and add a bit extra for safety.

What is caulk?

Caulk is a flexible, waterproof material use in ceiling and wall repair projects to seal cracks and gaps, ensuring a smooth and sealed surface.

How do you use a caulk gun?

When using a caulk gun, start by loading your adhesive caulk into the cartridge, cut the nozzle, and apply the caulk along the joint or gap at a 45-degree angle. If you don’t have a caulk gun, you can use self adhesive caulk stripes, which are just as effective.