{"title":"R-M Hardeners \u0026 Activators","description":"\u003cp data-start=\"228\" data-end=\"607\"\u003eR-M Hardeners \u0026amp; Activators are precision-formulated components designed to control curing speed, durability, and overall coating performance in professional automotive refinishing applications. Developed by \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eR‑M\u003c\/span\u003e\u003c\/span\u003e, these products play a critical role in achieving consistent, high-quality results across a wide range of shop conditions.\u003c\/p\u003e\n\u003cp data-start=\"609\" data-end=\"933\"\u003eR-M hardeners and activators are engineered to work seamlessly within approved R-M paint systems, ensuring proper film formation, reliable curing, and long-term finish integrity. Available in multiple speed options, they allow refinishers to match application performance to temperature, job size, and workflow requirements.\u003c\/p\u003e\n\u003ch4 data-start=\"935\" data-end=\"952\"\u003eKey Benefits\u003c\/h4\u003e\n\u003cul data-start=\"953\" data-end=\"1322\"\u003e\n\u003cli data-start=\"953\" data-end=\"1045\"\u003e\n\u003cp data-start=\"955\" data-end=\"1045\"\u003eControlled Curing Performance – Match hardener or activator speed to shop conditions\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1046\" data-end=\"1136\"\u003e\n\u003cp data-start=\"1048\" data-end=\"1136\"\u003eEnhanced Finish Durability – Supports chemical resistance and long-term protection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1137\" data-end=\"1236\"\u003e\n\u003cp data-start=\"1139\" data-end=\"1236\"\u003eSystem-Correct Compatibility – Designed specifically for R-M basecoat and clearcoat systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1237\" data-end=\"1322\"\u003e\n\u003cp data-start=\"1239\" data-end=\"1322\"\u003eProfessional Refinishing Results – Predictable performance and reduced rework\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1324\" data-end=\"1528\"\u003eIdeal for collision repair centers, production environments, and high-end refinishing, R-M Hardeners \u0026amp; Activators provide the control and reliability professionals need to optimize every refinish job.\u003c\/p\u003e","products":[{"product_id":"r-m-dh99-low-voc-fast-hardener-qt-gl","title":"R-M DH99 – Low VOC Fast Hardener (Gallon \u0026 Quart)","description":"\u003cp data-end=\"442\" data-start=\"58\"\u003e\u003cstrong data-end=\"109\" data-start=\"58\"\u003eR-M DH99 Low VOC Fast Hardener (Quart \u0026amp; Gallon)\u003c\/strong\u003e is a high-performance automotive hardener designed to accelerate curing times while maintaining excellent finish quality in professional refinishing applications. Engineered for use with compatible R-M clearcoats and topcoats, this fast hardener helps improve shop efficiency by reducing dry times and increasing overall throughput.\u003c\/p\u003e\n\u003cp data-end=\"798\" data-start=\"444\"\u003eFormulated with low VOC chemistry, DH99 supports environmental compliance while delivering reliable activation, strong film build, and durable performance. Its fast-reacting properties make it an ideal choice for collision centers and refinishing professionals working in production-driven environments or cooler conditions where faster cure is required.\u003c\/p\u003e\n\u003ch3 data-end=\"820\" data-start=\"800\"\u003e\u003cstrong data-end=\"820\" data-start=\"804\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-end=\"939\" data-start=\"824\"\u003e\n\u003cstrong data-end=\"849\" data-start=\"824\"\u003eQuart \u0026amp; Gallon Sizes:\u003c\/strong\u003e Flexible sizing options for small repairs, full refinish jobs, and high-volume shop use\u003c\/li\u003e\n\u003cli data-end=\"1050\" data-start=\"942\"\u003e\n\u003cstrong data-end=\"976\" data-start=\"942\"\u003eLow VOC Fast Hardener Formula:\u003c\/strong\u003e Designed to meet environmental regulations while promoting rapid curing\u003c\/li\u003e\n\u003cli data-end=\"1131\" data-start=\"1053\"\u003e\n\u003cstrong data-end=\"1079\" data-start=\"1053\"\u003eFast Cure Performance:\u003c\/strong\u003e Reduces dry times and increases shop productivity\u003c\/li\u003e\n\u003cli data-end=\"1224\" data-start=\"1134\"\u003e\n\u003cstrong data-end=\"1160\" data-start=\"1134\"\u003eConsistent Activation:\u003c\/strong\u003e Provides reliable film development and uniform finish quality\u003c\/li\u003e\n\u003cli data-end=\"1327\" data-start=\"1227\"\u003e\n\u003cstrong data-end=\"1250\" data-start=\"1227\"\u003eProfessional Grade:\u003c\/strong\u003e Trusted by collision centers, auto body shops, and refinishing technicians\u003c\/li\u003e\n\u003cli data-end=\"1411\" data-start=\"1330\"\u003e\n\u003cstrong data-end=\"1352\" data-start=\"1330\"\u003eSystem Compatible:\u003c\/strong\u003e Engineered for use with approved R-M refinishing systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"R-M","offers":[{"title":"Gallon","offer_id":53178141770094,"sku":null,"price":930.92,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0923\/4038\/8206\/files\/DH99_GALLON.png?v=1767989833"},{"product_id":"r-m-dh100-low-voc-fast-hardener-qt-gl","title":"R-M DH100 – Low VOC Medium Hardener (Gallon \u0026 Quart)","description":"\u003cp data-start=\"61\" data-end=\"455\"\u003e\u003cstrong data-start=\"61\" data-end=\"115\"\u003eR-M DH100 Low VOC Medium Hardener (Quart \u0026amp; Gallon)\u003c\/strong\u003e is a professional automotive hardener formulated to deliver balanced curing speed, consistent activation, and reliable finish quality in collision repair and refinishing applications. Designed for use with compatible R-M clearcoats and topcoats, this medium-speed hardener provides excellent control across a wide range of shop conditions.\u003c\/p\u003e\n\u003cp data-start=\"457\" data-end=\"786\"\u003eWith its low VOC chemistry, DH100 supports environmental compliance while offering predictable cure times, strong film build, and durable performance. Its medium reaction profile makes it an ideal choice for everyday refinishing work, helping technicians achieve uniform results with smooth application and dependable appearance.\u003c\/p\u003e\n\u003ch3 data-start=\"788\" data-end=\"808\"\u003e\u003cstrong data-start=\"792\" data-end=\"808\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"812\" data-end=\"925\"\u003e\n\u003cstrong data-start=\"812\" data-end=\"837\"\u003eQuart \u0026amp; Gallon Sizes:\u003c\/strong\u003e Flexible sizing for small repairs, complete refinishing jobs, and production shop use\u003c\/li\u003e\n\u003cli data-start=\"928\" data-end=\"1037\"\u003e\n\u003cstrong data-start=\"928\" data-end=\"964\"\u003eLow VOC Medium Hardener Formula:\u003c\/strong\u003e Designed for environmental compliance with balanced curing performance\u003c\/li\u003e\n\u003cli data-start=\"1040\" data-end=\"1129\"\u003e\n\u003cstrong data-start=\"1040\" data-end=\"1066\"\u003eControlled Cure Speed:\u003c\/strong\u003e Ideal for standard shop temperatures and consistent workflow\u003c\/li\u003e\n\u003cli data-start=\"1132\" data-end=\"1222\"\u003e\n\u003cstrong data-start=\"1132\" data-end=\"1156\"\u003eReliable Activation:\u003c\/strong\u003e Promotes uniform film development and consistent finish quality\u003c\/li\u003e\n\u003cli data-start=\"1225\" data-end=\"1325\"\u003e\n\u003cstrong data-start=\"1225\" data-end=\"1248\"\u003eProfessional Grade:\u003c\/strong\u003e Trusted by collision centers, auto body shops, and refinishing technicians\u003c\/li\u003e\n\u003cli data-start=\"1328\" data-end=\"1409\"\u003e\n\u003cstrong data-start=\"1328\" data-end=\"1350\"\u003eSystem Compatible:\u003c\/strong\u003e Engineered for use with approved R-M refinishing systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"R-M","offers":[{"title":"Gallon","offer_id":53180701835630,"sku":null,"price":952.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0923\/4038\/8206\/files\/DH100_HARDENER_GALLON.png?v=1767990381"},{"product_id":"r-m-dh105-low-voc-slow-hardener-qt-gl","title":"R-M DH105 – Low VOC Slow Hardener (Gallon \u0026 Quart)","description":"\u003cp data-start=\"59\" data-end=\"473\"\u003e\u003cstrong data-start=\"59\" data-end=\"111\"\u003eR-M DH105 Low VOC Slow Hardener (Gallon \u0026amp; Quart)\u003c\/strong\u003e is a professional automotive hardener formulated to provide extended working time and controlled curing in collision repair and refinishing applications. Designed for use with compatible R-M clearcoats and topcoats, this slow-speed hardener allows for improved flow, leveling, and finish quality, especially in warmer shop conditions or larger refinishing jobs.\u003c\/p\u003e\n\u003cp data-start=\"475\" data-end=\"797\"\u003eWith its low VOC chemistry, DH105 supports environmental compliance while delivering consistent activation, strong film build, and durable performance. Its slower reaction profile makes it an ideal choice for technicians who need added open time to achieve smooth, uniform results without sacrificing long-term protection.\u003c\/p\u003e\n\u003ch3 data-start=\"799\" data-end=\"819\"\u003e\u003cstrong data-start=\"803\" data-end=\"819\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"823\" data-end=\"936\"\u003e\n\u003cstrong data-start=\"823\" data-end=\"848\"\u003eQuart \u0026amp; Gallon Sizes:\u003c\/strong\u003e Flexible sizing for small repairs, full-vehicle refinishing, and high-volume shop use\u003c\/li\u003e\n\u003cli data-start=\"939\" data-end=\"1040\"\u003e\n\u003cstrong data-start=\"939\" data-end=\"973\"\u003eLow VOC Slow Hardener Formula:\u003c\/strong\u003e Designed for environmental compliance with extended working time\u003c\/li\u003e\n\u003cli data-start=\"1043\" data-end=\"1145\"\u003e\n\u003cstrong data-start=\"1043\" data-end=\"1069\"\u003eControlled Cure Speed:\u003c\/strong\u003e Ideal for warmer temperatures, large panels, and complex refinishing work\u003c\/li\u003e\n\u003cli data-start=\"1148\" data-end=\"1241\"\u003e\n\u003cstrong data-start=\"1148\" data-end=\"1172\"\u003eReliable Activation:\u003c\/strong\u003e Promotes uniform film development and consistent finish appearance\u003c\/li\u003e\n\u003cli data-start=\"1244\" data-end=\"1344\"\u003e\n\u003cstrong data-start=\"1244\" data-end=\"1267\"\u003eProfessional Grade:\u003c\/strong\u003e Trusted by collision centers, auto body shops, and refinishing technicians\u003c\/li\u003e\n\u003cli data-start=\"1347\" data-end=\"1428\"\u003e\n\u003cstrong data-start=\"1347\" data-end=\"1369\"\u003eSystem Compatible:\u003c\/strong\u003e Engineered for use with approved R-M refinishing systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"R-M","offers":[{"title":"Gallon","offer_id":53180706521454,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0923\/4038\/8206\/files\/DH105_GALLON_HARDENER.png?v=1767990730"},{"product_id":"r-m-rmh94-low-voc-fast-hardener-qt","title":"R-M RMH94 – Low VOC Fast Hardener (Quart)","description":"\u003cp data-start=\"50\" data-end=\"412\"\u003e\u003cstrong data-start=\"50\" data-end=\"93\"\u003eR-M RMH94 Low VOC Fast Hardener (Quart)\u003c\/strong\u003e is a professional automotive hardener engineered to deliver rapid curing and consistent activation in collision repair and refinishing applications. Designed for use with compatible R-M clearcoats and topcoats, this fast hardener helps reduce dry times and increase shop efficiency without compromising finish quality.\u003c\/p\u003e\n\u003cp data-start=\"414\" data-end=\"724\"\u003eFormulated with low VOC chemistry, RMH94 supports environmental compliance while providing strong film development and reliable performance. Its fast reaction profile makes it an ideal choice for small repairs, spot work, and production-focused refinishing environments where speed and efficiency are critical.\u003c\/p\u003e\n\u003ch3 data-start=\"726\" data-end=\"746\"\u003e\u003cstrong data-start=\"730\" data-end=\"746\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"750\" data-end=\"834\"\u003e\n\u003cstrong data-start=\"750\" data-end=\"765\"\u003eQuart Size:\u003c\/strong\u003e Ideal for small repairs, spot refinishing, and low-volume shop use\u003c\/li\u003e\n\u003cli data-start=\"837\" data-end=\"945\"\u003e\n\u003cstrong data-start=\"837\" data-end=\"871\"\u003eLow VOC Fast Hardener Formula:\u003c\/strong\u003e Designed to meet environmental regulations while promoting rapid curing\u003c\/li\u003e\n\u003cli data-start=\"948\" data-end=\"1035\"\u003e\n\u003cstrong data-start=\"948\" data-end=\"974\"\u003eFast Cure Performance:\u003c\/strong\u003e Reduces dry times and improves overall workflow efficiency\u003c\/li\u003e\n\u003cli data-start=\"1038\" data-end=\"1123\"\u003e\n\u003cstrong data-start=\"1038\" data-end=\"1064\"\u003eConsistent Activation:\u003c\/strong\u003e Ensures uniform film build and dependable finish quality\u003c\/li\u003e\n\u003cli data-start=\"1126\" data-end=\"1226\"\u003e\n\u003cstrong data-start=\"1126\" data-end=\"1149\"\u003eProfessional Grade:\u003c\/strong\u003e Trusted by collision centers, auto body shops, and refinishing technicians\u003c\/li\u003e\n\u003cli data-start=\"1229\" data-end=\"1310\"\u003e\n\u003cstrong data-start=\"1229\" data-end=\"1251\"\u003eSystem Compatible:\u003c\/strong\u003e Engineered for use with approved R-M refinishing systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"R-M","offers":[{"title":"Default Title","offer_id":53110667772270,"sku":null,"price":166.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0923\/4038\/8206\/files\/rmh94.jpg?v=1767990817"},{"product_id":"r-m-rmh96-low-voc-medium-hardener-qt-copy","title":"R-M RMH96 – Low VOC Medium Hardener (Quart)","description":"\u003cp data-start=\"52\" data-end=\"430\"\u003e\u003cstrong data-start=\"52\" data-end=\"97\"\u003eR-M RMH96 Low VOC Medium Hardener (Quart)\u003c\/strong\u003e is a professional automotive hardener formulated to deliver balanced curing speed, consistent activation, and dependable finish quality in collision repair and refinishing applications. Designed for use with compatible R-M clearcoats and topcoats, this medium-speed hardener provides excellent control for everyday refinishing work.\u003c\/p\u003e\n\u003cp data-start=\"432\" data-end=\"739\"\u003eWith its low VOC chemistry, RMH96 supports environmental compliance while offering predictable cure times, strong film development, and durable performance. Its medium reaction profile makes it an ideal choice for standard shop conditions, helping technicians achieve smooth application and uniform results.\u003c\/p\u003e\n\u003ch3 data-start=\"741\" data-end=\"761\"\u003e\u003cstrong data-start=\"745\" data-end=\"761\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"765\" data-end=\"858\"\u003e\n\u003cstrong data-start=\"765\" data-end=\"780\"\u003eQuart Size:\u003c\/strong\u003e Ideal for small repairs, spot work, and controlled refinishing applications\u003c\/li\u003e\n\u003cli data-start=\"861\" data-end=\"970\"\u003e\n\u003cstrong data-start=\"861\" data-end=\"897\"\u003eLow VOC Medium Hardener Formula:\u003c\/strong\u003e Designed for environmental compliance with balanced curing performance\u003c\/li\u003e\n\u003cli data-start=\"973\" data-end=\"1057\"\u003e\n\u003cstrong data-start=\"973\" data-end=\"999\"\u003eControlled Cure Speed:\u003c\/strong\u003e Well-suited for typical shop temperatures and workflows\u003c\/li\u003e\n\u003cli data-start=\"1060\" data-end=\"1147\"\u003e\n\u003cstrong data-start=\"1060\" data-end=\"1084\"\u003eReliable Activation:\u003c\/strong\u003e Promotes uniform film build and consistent finish appearance\u003c\/li\u003e\n\u003cli data-start=\"1150\" data-end=\"1250\"\u003e\n\u003cstrong data-start=\"1150\" data-end=\"1173\"\u003eProfessional Grade:\u003c\/strong\u003e Trusted by collision centers, auto body shops, and refinishing technicians\u003c\/li\u003e\n\u003cli data-start=\"1253\" data-end=\"1334\"\u003e\n\u003cstrong data-start=\"1253\" data-end=\"1275\"\u003eSystem Compatible:\u003c\/strong\u003e Engineered for use with approved R-M refinishing systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"R-M","offers":[{"title":"Default Title","offer_id":53110669574510,"sku":null,"price":166.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0923\/4038\/8206\/files\/RMH96.png?v=1767990914"},{"product_id":"r-m-rmh98-low-voc-slow-hardener-qt","title":"R-M RMH98 – Low VOC Slow Hardener (Quart)","description":"\u003cp data-start=\"50\" data-end=\"459\"\u003e\u003cstrong data-start=\"50\" data-end=\"93\"\u003eR-M RMH98 Low VOC Slow Hardener (Quart)\u003c\/strong\u003e is a professional automotive hardener designed to provide extended working time and controlled curing for collision repair and refinishing applications. Engineered for use with compatible R-M clearcoats and topcoats, this slow-speed hardener allows improved flow and leveling, making it ideal for larger panels, complex refinishing work, and warmer shop conditions.\u003c\/p\u003e\n\u003cp data-start=\"461\" data-end=\"780\"\u003eFormulated with low VOC chemistry, RMH98 supports environmental compliance while delivering consistent activation, strong film build, and durable finish performance. Its slower reaction profile gives refinishing professionals greater control to achieve smooth, uniform results without compromising long-term protection.\u003c\/p\u003e\n\u003ch3 data-start=\"782\" data-end=\"802\"\u003e\u003cstrong data-start=\"786\" data-end=\"802\"\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli data-start=\"806\" data-end=\"909\"\u003e\n\u003cstrong data-start=\"806\" data-end=\"821\"\u003eQuart Size:\u003c\/strong\u003e Ideal for small to medium refinishing jobs, panel repairs, and specialty applications\u003c\/li\u003e\n\u003cli data-start=\"912\" data-end=\"1010\"\u003e\n\u003cstrong data-start=\"912\" data-end=\"946\"\u003eLow VOC Slow Hardener Formula:\u003c\/strong\u003e Designed for environmental compliance with extended open time\u003c\/li\u003e\n\u003cli data-start=\"1013\" data-end=\"1099\"\u003e\n\u003cstrong data-start=\"1013\" data-end=\"1039\"\u003eControlled Cure Speed:\u003c\/strong\u003e Well-suited for warm temperatures and larger repair areas\u003c\/li\u003e\n\u003cli data-start=\"1102\" data-end=\"1195\"\u003e\n\u003cstrong data-start=\"1102\" data-end=\"1126\"\u003eReliable Activation:\u003c\/strong\u003e Promotes uniform film development and consistent finish appearance\u003c\/li\u003e\n\u003cli data-start=\"1198\" data-end=\"1298\"\u003e\n\u003cstrong data-start=\"1198\" data-end=\"1221\"\u003eProfessional Grade:\u003c\/strong\u003e Trusted by collision centers, auto body shops, and refinishing technicians\u003c\/li\u003e\n\u003cli data-start=\"1301\" data-end=\"1382\"\u003e\n\u003cstrong data-start=\"1301\" data-end=\"1323\"\u003eSystem Compatible:\u003c\/strong\u003e Engineered for use with approved R-M refinishing systems\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"R-M","offers":[{"title":"Default Title","offer_id":53110673670510,"sku":null,"price":164.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0923\/4038\/8206\/files\/rmh98.png?v=1767991010"}],"url":"https:\/\/afautopaint.com\/collections\/r-m-hardeners-activators.oembed","provider":"A\u0026F Auto Paint","version":"1.0","type":"link"}