GSA Expanding Foam 500ml

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.

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.

Overview The GSA S300 Metal Glass Concrete Silicone Clear 300mL is a versatile all-purpose sealant that delivers a tough, flexible bond on metal, glass and concrete surfaces. Neutral cure formula goes on easy with a standard caulking gun, providing a long-lasting waterproof seal that handles movement and expansion without cracking—reliable gear for jobs where you need it to stick and stay put, from window frames to bench joins. Why You’ll Love It Clear finish stays invisible once cured, no ugly lines or discolouring over time. Neutral cure means no harsh odours or corrosion on sensitive metals and glass. Flexible seal moves with the surface, perfect for Aussie heat and settling buildings. Built for Real Work Premium silicone formula that's tough on expansion joints but gentle on application, curing to a durable, waterproof barrier in 24 hours. One 300mL cartridge covers plenty of ground on glass panes, metal flashings or concrete cracks—straightforward kit that's been sealing sites and sheds for years, no fuss, just solid results that hold up. Perfect For Tradies sealing window frames, metal gutters or concrete slabs on site. DIYers fixing glass doors, bench edges or expansion gaps at home.

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 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.

Seal and insulate with precision using GSA Aluminium Insulation Tape 48mm x 50m, a high-performance aluminium insulation tape designed for HVAC technicians, builders, and DIY enthusiasts. Featuring a durable aluminium foil backing and strong acrylic adhesive, this foil tape provides excellent heat and UV resistance, making it ideal for sealing joints in HVAC systems, ducting, and insulation materials. Its hand-tearable design ensures easy application, while the 48mm x 50m roll offers ample coverage for large projects. Perfect for preventing air leaks or securing insulation, it includes clear instructions for reliable use. Key Features: High-strength aluminium insulation tape with foil backing. Acrylic adhesive for secure, long-lasting bonds. Heat and UV-resistant for HVAC and insulation applications. Hand-tearable for quick, tool-free use.

Achieve professional-grade bonding with VT-328 Contact Adhesive, a premium contact adhesive crafted for DIY enthusiasts, carpenters, and contractors. This solvent-based synthetic rubber adhesive delivers superior bonding strength, perfect for adhering formica, rubber, cork, leather, fibreglass, polyurethane foam, and EVA to wood, metal, or concrete. Its fast-setting formula and longer tack time ensure precise application, making it ideal for ABS edging, carpet installation, and automotive repairs. The multi-surface adhesive is easy to use, offering a reliable, durable bond for diverse projects. The 250ml tub includes a safety cap and clear instructions for safe handling. Key Features: Fast-setting contact adhesive for quick, strong bonds. Bonds formica, rubber, leather, fibreglass, and more to multiple surfaces. Longer tack time for precise positioning. High-performance, isocyanate- and silicone-free formula. How to Use: Ensure surfaces are clean, dry, and free of grease or dust. Stir adhesive before use. Apply evenly to both surfaces with a clean brush or scraper. Allow 10-20 minutes for adhesive to become tacky (depending on surface and conditions). Press surfaces together firmly to consolidate the bond.

Overview Got a wall screaming for a smooth fix or a crack that's got your reno on hold? The GSA Multi Purpose Total Jointing Compound 1.5kg steps in like that reliable mate who shows up with the tools—smooths out plasterboard joints, fills holes, and leaves everything paint-ready without the headache. Whether you're patching up battle scars or topping off a fresh install, this tub's got the goods for walls that actually stay straight. Why You’ll Love It Versatile as hell—beds tape, feathers edges, or patches cracks in one easy go Spreads like butter for that seamless finish, no lumpy surprises or endless sanding Quick-dry vibes mean you're back at it sooner, not staring at wet walls all day Built for Real Work This ready-mix wonder's packed with the adhesion and workability that laughs off dodgy jobsites—none of that watery slop from the cheap tubs that cracks come morning. GSA formulates it tough for Aussie builds, locking in joints over base coats or standing solo for repairs, so your plasterboard holds up to knocks and humidity without bubbling or peeling. Solid, no-nonsense stuff that gets the job done right the first time. Perfect For DIYers smoothing out bedroom walls or garage fixes on the cheap Tradies knocking over interior jobs needing fast, flawless jointing

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.

Tackle any bonding project with the Boston Adhesive Spray 350g, a versatile adhesive spray designed for DIY enthusiasts, automotive professionals, and crafters. This synthetic rubber-based spray glue delivers a high-strength, permanent bond with fast tack, making it ideal for quick and reliable adhesion. Whether you’re working on automotive trim, marine upholstery, craft projects, or home repairs, this strong bonding adhesive sticks to a wide range of surfaces, including plastic, rubber, vinyl, leather, wood, metal, and more. Housed in a convenient 350g aerosol can, it’s easy to apply with precision, ensuring professional results every time. Key Features: Synthetic rubber-based for durable, long-lasting bonds. Fast tack for instant adhesion, reducing wait time. Bonds to multiple surfaces: plastic, leather, wood, metal, and more. Ideal for automotive, marine, craft, and home repair projects. Perfect for anyone seeking a reliable automotive adhesive or crafting solution, the Boston Adhesive Spray is your go-to for strong, hassle-free bonding. Add to cart and get your project started today!