{"product_id":"gacoflex-u91-urethane-roof-deck-base-coat-18-9ltr","title":"GacoFlex U91 Urethane Roof \u0026 Deck Base Coat - 18.9Ltr","description":"\u003cp\u003eGacoFlex U91 is a tough, high-build polyurethane base coat for the GacoFlex U9 roof and deck waterproofing system. Designed to restore suitable existing roofs, it provides strong adhesion and forms the durable foundation beneath the finishing top coat.\u003c\/p\u003e\n\u003cp\u003eThis single-component, moisture-curing aromatic urethane is suitable for a range of aged asphaltic, single-ply and previously coated roof surfaces. On suitable asphalt-based roofs, it resists oil migration without requiring a separate bleed-blocking primer.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features: \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eSingle-component formulation: No separate hardener or catalyst to combine.\u003c\/li\u003e\n\u003cli\u003eMoisture-curing polyurethane: Cures to form a tough waterproof film.\u003c\/li\u003e\n\u003cli\u003e80% solids by volume: High-build formulation gives the U9 system its body.\u003c\/li\u003e\n\u003cli\u003eStrong adhesion: Bonds to a wide range of suitably prepared roof surfaces.\u003c\/li\u003e\n\u003cli\u003eResists asphalt oil migration: Removes the need for a separate bleed-blocking primer on suitable asphaltic roofs.\u003c\/li\u003e\n\u003cli\u003eRoof refurbishment: Helps extend the life of suitable existing coverings without a complete strip-off.\u003c\/li\u003e\n\u003cli\u003e18.9 litre pail: Suitable for roof and deck refurbishment projects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSuitable Applications \u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eUsed as part of the specified GacoFlex U9 system, U91 is suitable for:\u003c\/li\u003e\n\u003cli\u003eRefurbishment of aged asphaltic roofs.\u003c\/li\u003e\n\u003cli\u003eSuitable existing single-ply and previously coated roofs.\u003c\/li\u003e\n\u003cli\u003ePlant decks and maintenance walkways.\u003c\/li\u003e\n\u003cli\u003eRoof terraces.\u003c\/li\u003e\n\u003cli\u003eRoofs and decks subject to foot or vehicle traffic, where specified.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSuitability depends on the existing substrate, drainage, surface condition and intended use. Areas exposed to traffic require a complete system specification appropriate to the application.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eMust Be Finished with a Suitable Top Coat\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eGacoFlex U91 is a base coat, not a finished roof coating. Its aromatic urethane formulation is not UV-stable and must always be overcoated, normally with GacoFlex U92 Aliphatic Urethane Top Coat.\u003c\/p\u003e\n\u003cp\u003eGacoFlex U92 Top Coat is available to purchase separately to complete the specified U9 system.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePack Size \u0026amp; Coverage\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e18.9 litres - 10-year system specification - 46 m².\u003c\/li\u003e\n\u003cli\u003e18.9 litres - 20-year system specification - 30 m².\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCoverage figures are approximate and depend on the substrate, surface texture and specified film thickness. The figures relate to U91 base coat only; top coat and detailing products must be allowed for separately. System designations do not constitute a standalone product guarantee.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePreparation \u0026amp; Application\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eApply to a sound, suitably prepared and compatible substrate in accordance with the current technical data sheet. Confirm any substrate-specific preparation or priming requirements before starting work.\u003c\/p\u003e\n\u003cp\u003eAlways follow the specified application rates, curing conditions and overcoating intervals, and read the product technical and safety data sheets before use.\u003c\/p\u003e","brand":"Gaco","offers":[{"title":"Default Title","offer_id":57656296145222,"sku":"U9101-5","price":516.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/0572\/1670\/files\/GacoFlexU91UrethaneBaseCoat.png?v=1792417142","url":"https:\/\/flatroofingsystems.co.uk\/products\/gacoflex-u91-urethane-roof-deck-base-coat-18-9ltr","provider":"Flat Roofing Systems","version":"1.0","type":"link"}