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Buy and install our range of Gaco flat roof waterproofing coatings. Gaco is recognised globally as a pioneer in high-performance silicone roof coatings — advanced formulations delivering exceptional UV resistance, long-term elasticity, ponding-water tolerance and industry-leading durability across all roof substrates.
Gaco is recognised globally as a pioneer in high-performance silicone roof coatings. Their advanced formulations deliver exceptional UV resistance, long-term elasticity, ponding-water tolerance and industry-leading durability across all roof substrates. With over half a century of innovation, Gaco’s systems are trusted worldwide to restore, protect and extend the life of roofs in the harshest environments.
Duratite supplies the complete Gaco range in Ireland, providing coatings and accessories to DIY users, roofing contractors, and building asset owners looking for a reliable, long-term waterproofing solution.
This page will help you quickly identify the right coating system for your roof type.
Purchase the full range of Gaco silicone coatings, primers and accessories with confidence — whether you’re carrying out your own project or managing multiple properties.
Thick-bodied 100% silicone roof repair sealant for flat roof repairs and seam sealing. Apply in wet, dry, hot or cold conditions.
Concentrated roof cleaner used to prepare the surface before GacoFlex silicone application — removes dirt, moss and contaminants for maximum adhesion.
Solvent-free, fibre-reinforced silicone seam sealant for sealing laps, joints and penetrations as part of a GacoFlex roof waterproofing system.
White high-adhesion 100% silicone roof coating in a 19L pail. The flagship GacoFlex topcoat for flat roofs, ponding water areas and full waterproofing systems.
Gaco’s silicone technology covers every common substrate. Pick your roof type for the dedicated system page.
Gaco’s silicone technology excels on flat roofs where water retention and UV exposure are high. It forms a seamless, fully adhered waterproof membrane that resists cracking, chalking and degradation — even in standing water. Ideal for refurbishments and overlays.
Explore flat roof systems →Metal RoofPerfect for commercial and industrial buildings. Gaco coatings address cut-edge corrosion, joint failures, weathered fixings and worn metal sheet profiles — the high-tensile silicone bridges gaps and flexes with the structure.
Explore metal roof systems →Asbestos / Fibre CementA safe, non-invasive encapsulation solution for ageing asbestos and fibre cement sheets. The coating reinforces and seals the existing substrate, locking fibres in place and significantly extending roof lifespan without the disruption of removal.
Explore asbestos encapsulation →Balcony / TerraceGaco’s walkable urethane systems (U91/U92 series) deliver robust waterproofing and slip-resistant performance for balconies, terraces and walkways — handling standing water and daily foot traffic with long-term adhesion.
Explore walkable systems →For small leaks, cracks, localised failures or emergency fixes, Gaco’s patch repair products offer fast, reliable waterproofing — ideal for isolated problem areas where a full coating system isn’t required.
For ageing roofs, widespread failures, or long-term asset protection, a full Gaco silicone coating system provides seamless waterproofing, extends roof life, and eliminates the need for costly replacements.
Patch RepairFast fixes for leaks, cracks and failing details — GacoPatch emergency roof repair coating.
✓Full Coating SystemComplete GacoFlex silicone waterproofing systems for whole-roof restoration and 20-year protection.
✓Buy the Products DirectOrder coatings, cleaners and sealants online with delivery across Ireland.
Withstands long-term standing or trapped water without lifting, blistering or breaking down.
Highly UV-resistant silicone that keeps roofs cooler and protects substrates from sun damage.
Stays elastic over time to accommodate movement across all roof types without splitting.
Creates a durable, seamless waterproof layer that requires minimal ongoing upkeep.
Moisture-cured chemistry enables installation even in humid or damp conditions.
Straightforward application suitable for contractors, facilities teams and competent DIY users.
Environmentally safer formulation with minimal odour and reduced on-site disruption.
Flows around fixings, laps and penetrations to eliminate common leak points.
Inspect the roof condition, substrate type and drainage to determine the right Gaco system.
Pressure wash the roof with GacoWash to remove dirt, moss and contaminants. Repair damaged areas with GacoPatch.
Seal seams, joints and penetrations first. Apply the full coating system by brush, roller or airless spray to create a seamless membrane.
Allow the coating to cure into a durable, weatherproof membrane. Manufacturer warranties of up to 20 years are issued through Duratite Approved Installers.
At Duratite we supply Gaco waterproofing coatings for contractors and DIY enthusiasts — but if you’re looking for a trusted installer to provide a full installation, enquire now to find out more about our turnkey solutions.
Duratite Approved Installers are trained in correct Gaco application, ensuring optimal performance, compliance with manufacturer guidelines and access to long-term warranty options.
Duratite specialises in high-performance building envelope systems and partners with world-class manufacturers like Gaco to provide reliable, technically-led solutions. We offer project guidance, installer training, and expert product support to ensure every roof coating project is designed, specified and delivered to the highest standard.
Share your roof details or photos and we’ll recommend the right Gaco solution — or connect you with an Approved Installer.
Mon–Fri 8am–5pm · info@duratite.ie
Tell us about your building and we’ll recommend the right system — foam, waterproofing or both — surveyed, specified and quoted at no cost.
