RSI Marine

At RSI Marine, we're dedicated to preserving the pristine condition and performance of your maritime investment across the Minnesota lakes and waterways. Our comprehensive marine detailing services transform your vessel from bow to stern, addressing every challenge posed by sun, water, and seasonal environmental conditions. Our expert technicians specialize in meticulous exterior and interior marine detailing, solving common issues like oxidation, salt buildup, water spots, and gelcoat deterioration. We systematically restore and protect every surface—from topsides and hull to intricate gelcoat finishes, removing swirls, chalking, and environmental wear while implementing protective treatments that maintain your vessel's showroom-quality appearance. We provide a full spectrum of services including thorough washing, comprehensive polishing, oxidation removal, and precision detailing for boats, personal watercraft, and marine surfaces. Whether you're preparing for the season, managing a charter fleet, or maintaining a prized recreational vessel, our team ensures your watercraft looks immaculate and performs flawlessly. Our approach goes beyond aesthetic restoration—we focus on long-term protection, preventing corrosion, UV damage, and environmental degradation. We understand the unique challenges of Minnesota's marine environments and tailor our techniques to preserve your vessel's integrity, appearance, and resale value. From mobile services to comprehensive detailing packages, RSI Marine is your trusted partner in marine surface care and preservation. Experience professional-grade restoration that keeps your vessel looking and performing its absolute best.