GSA S300 Metal Glass Concrete Silicone Clear 300mL

Overview GSA S300 Wet Area Silicone Black 300mL is a premium neutral cure sealant specially formulated for high-moisture areas like bathrooms, kitchens and laundries. The black finish provides a sleek, modern look while delivering superior mould resistance and a flexible, waterproof barrier that stands up to steam, splashes and daily wear—tough gear for sealing joints where dampness and mildew are constant threats. Why You’ll Love It Deep black colour hides dirt and blends with dark tiles or fittings for a clean, professional finish. Built-in mould and mildew inhibitors keep surfaces fresh in steamy Aussie bathrooms. Neutral cure means no harsh smells or corrosion on metals, tiles or mirrors. Built for Real Work This high-quality silicone guns on smooth for easy tooling and cures to a durable, flexible seal that handles movement without cracking. Excellent adhesion to porcelain, glass, metal and most building materials—proper wet-area performer that's earned its place in tradie kits for showers, vanities, splashbacks and wet zones without the drama of callbacks. Perfect For Tradies sealing black-tiled showers, dark benchtops or modern kitchen joins. Homeowners waterproofing bathrooms, laundries or outdoor wet areas with a sleek black finish.

Overview GSA S310 Wet Area Silicone White 300mL is a neutral cure sealant formulated for high-moisture spots like showers, baths and sinks, delivering a tough, flexible barrier that keeps water out and mould at bay. It's the straightforward choice for sealing joints where dampness is a daily fight—reliable gear that holds up in Aussie humidity without yellowing or cracking. Why You’ll Love It Neutral cure means no nasty odours or corrosion on metals and tiles. Built-in mould and mildew inhibitors keep things fresh longer. Superior water resistance stops leaks before they start. Built for Real Work This 300mL cartridge pumps out smooth with a standard caulking gun, curing to a flexible, durable seal that flexes with movement but stays watertight. It's tough enough for the steamy bathroom or greasy kitchen splashback—proper sealant that tradies have been using for years on renos and repairs, no shortcuts. Perfect For Tradies sealing shower screens, vanities or bench joins on site. DIYers waterproofing around baths, sinks or kitchen tiles at home.

Overview GSA S300 Wet Area Silicone Grey 300mL is a neutral cure sealant designed for high-moisture environments like bathrooms, kitchens and laundries. The grey finish blends seamlessly with modern tiles and fittings while providing superior mould resistance and a flexible, waterproof barrier—tough, reliable silicone that handles steam, splashes and daily wear without cracking or discolouring. Why You’ll Love It Neutral grey shade matches grout lines and contemporary fixtures for a clean, understated look. Built-in mould and mildew inhibitors keep surfaces hygienic in humid Aussie conditions. Neutral cure formula means no vinegar smell or corrosion on metals and mirrors. Built for Real Work Premium silicone that applies smooth for easy tooling and cures to a durable, flexible seal that accommodates movement. Excellent adhesion to porcelain, glass, metal and most building materials—proper wet-area performer that's a staple in tradie kits for showers, vanities, splashbacks and wet zones, delivering results that last without callbacks. Perfect For Tradies sealing grey-tiled showers, bench joins or modern kitchen splashbacks. Homeowners waterproofing bathrooms, laundries or outdoor wet areas with a subtle grey finish.

Overview The GSA Glue Screws Construction Adhesive 320g is a high-performance, one-component adhesive sealant that delivers strong initial grab and superior bonding for a wide range of materials. Ideal for fixing skirting boards, timber, PVC, masonry, steel, concrete and more, it's the reliable choice for jobs where you need a tough hold that sets fast without the need for mechanical fasteners. Why You’ll Love It Strong initial grab holds materials in place without clamps or supports. Versatile bonding suits wood, PVC, metal, masonry and concrete for multi-material jobs. One-component formula means no mixing—just gun it on and get to work. Built for Real Work This premium adhesive sealant is engineered for demanding construction applications, providing a durable, weather-resistant bond that stands up to Aussie conditions. Apply with a standard caulking gun for precise control, and it cures to a flexible seal that won't crack under movement—tough kit that's become a staple for chippies and builders on site. Perfect For Tradies installing skirting, trim or panels on renos and site builds. DIYers bonding materials around the home without nails or screws.

Overview GSA Gap Attack 440g is the go-to acrylic gap filler for tradies and serious DIYers who want a clean, flexible seal that actually lasts. It pumps into gaps up to 25 mm, stays flexible, resists water and takes paint perfectly—ideal for skirting, architraves, windows, doors or any crack that needs sealing inside or out. Why You’ll Love It Fills big gaps (up to 25 mm) without sagging or shrinking. Paintable in 1–2 hours so you can finish the job the same day. Water-resistant and flexible—handles movement and weather without cracking. Built for Real Work Australian-made premium acrylic formula that guns on smooth and cures tough. Sticks to plaster, brick, timber, masonry and most building surfaces. Once cured it’s mould-resistant and stays put for years—proper sealant that painters and chippies have trusted on thousands of jobs without callbacks. Perfect For Tradies sealing skirting, cornices, window reveals and expansion joints. DIYers patching cracks, filling around doors or prepping walls for painting.

Seal, insulate, and fill with confidence using the GSA Expanding Foam 500ml, a versatile expanding foam perfect for contractors, DIY enthusiasts, and construction professionals. This moisture-curing polyurethane foam self-expands to fill gaps, cracks, and cavities, adhering strongly to common building materials like wood, metal, concrete, and more. Ideal for sealing around windows, doors, pipes, and cladding, this gap filler foam offers excellent resistance to water, heat, and ageing for long-lasting results. The included straw applicator ensures precise, easy application, even in hard-to-reach areas. Whether you’re insulating walls, soundproofing spaces, or filling voids, this insulation foam enhances energy efficiency and structural integrity. Key Features: Self-expanding polyurethane foam for filling gaps and cracks. Strong adhesion to wood, metal, concrete, and other surfaces. Resistant to water, heat, and ageing for durable performance. Easy-to-use straw applicator for precise application.

Seal and bond with confidence using the Prime Guard Clear RTV Silicone Adhesive Sealant 328ml, a versatile silicone adhesive sealant designed for DIY enthusiasts, automotive repairers, and contractors. This general-purpose, clear RTV sealant bonds to glass, metal, plastics, vinyl, and more, making it ideal for windshields, door frames, seams, roofs, and electrical insulation. Waterproof and flexible, it withstands temperatures from -59°C to 232°C and resists water, weather, and vibration. Suitable for indoor and outdoor use, it requires a clean, dry surface for application. Usage instructions ensure easy application. Key Features: Clear silicone adhesive sealant for versatile bonding and sealing. Waterproof and flexible, with a temperature range of -59°C to 232°C. Bonds to glass, metal, plastics, vinyl, and more. Ideal for indoor and outdoor applications, non-paintable.

Overview Staring down a dodgy plasterboard joint or a pesky crack that's mocking your reno? Grab the GSA Jointing Tape 50mm x 20m—your quick-fix mate that sticks like it means it and keeps walls looking sharp without the drama. It's the no-fuss way to bed in those seams or patch up holes, turning weekend warriors and full-time tradies into finish pros. Why You’ll Love It Self-adhesive grip that goes on clean, no compound needed upfront—saves you time and hassle Mesh design locks in tight, fighting cracks before they start for walls that stay put 20m roll hits the sweet spot for smaller jobs, without wasting a metre Built for Real Work This GSA tape's fibreglass mesh is tough as nails, flexing with the build but strong enough to reinforce joints under compound coats—none of that flimsy stuff that bubbles or peels on you mid-job. It's GSA quality, so it handles Aussie humidity and knocks better than cheap imports that quit after one go. Straight-up reliable for seamless plasterboard work. Perfect For DIYers patching walls or setting minor joints in home renos Tradies on quick repairs or interior fit-outs needing speedy, solid adhesion

Overview The Phoenix 230mm Skeleton Caulking Gun is a lightweight yet robust tool tailored for efficient sealing and bonding jobs around the home or site. Its durable skeleton frame allows for quick cartridge loading and precise control over sealant flow, making it a solid pick for tackling gaps, joints or adhesive applications without the bulk. Why You’ll Love It Lightweight design reduces fatigue on longer jobs, keeping your hand steady. Skeleton frame makes loading cartridges a breeze, no wrestling required. Precise dispensing means less waste and cleaner lines every time. Built for Real Work Crafted with a strong skeleton frame for easy handling and reliable performance, this 230mm gun suits standard sealant tubes and stands up to everyday knocks. It's the kind of straightforward tool that gets the silicone in the gap without the drama—practical gear for the shed or the site, where you need it to just work. Perfect For Tradies sealing windows, doors or joints on quick-fit jobs. DIYers filling gaps in kitchens, bathrooms or around the yard.

Repair and restore with GSA Builders Filler 500g, a premium builders filler designed for DIY enthusiasts, professional painters, and contractors. This lightweight, two-part polyester lightweight filler offers superior adhesion to timber, steel, aluminium, masonry, tiles, and more, making it ideal for fixing damaged architraves, window frames, furniture, or fibre cement without dismantling. Its technically advanced formula is easy to spread, sets in 15-30 minutes, and sands smoothly for a flawless, paintable finish. The 500g tub includes clear instructions for professional results. Key Features: Fast-setting builders filler (15-30 minutes) for quick repairs. Superior adhesion to timber, steel, masonry, and tiles. Lightweight, easy-to-sand formula for smooth finishes. Can be nailed, drilled, screwed, or used as an adhesive. How to Use: Ensure surfaces are clean, dry, and free of loose material. Mix GSA Builders Filler with hardener as per instructions (typically 2% hardener). Apply with a putty knife or trowel, pressing into cracks or holes. Allow 15-30 minutes to set; sand for a smooth finish.