Koch Chemie Marine gelcoat system for pro boat detailing

Koch Chemie Marine is German pro chemistry built for gelcoat, hulls, and yacht interiors. Same system logic shops trust on clearcoat — wash, cut, finish, and protect — tuned for marine surfaces that chalk, yellow, and take a beating in the sun and salt.

What’s in this collection

  • Gelcoat cut & finish — Ultra Heavy Cut, Heavy Cut, Fine Cut, One Cut, Micro Cut, Micro Cut & Finish, and Gelcoat Finish for correction through refinement
  • Hull prep & wash — acid and alkaline Hull PreCleaners, Boat Wash, Boat Descaling Wash, No Yellow Cleaner, and Multi Cleaner
  • Protect — Marine Protective Sealant for durable exterior protection after polish
  • Interior & glass — Allround Leather Cleaner & Sealant, Textile Sealant, Rubber Refresher, and Window Cleaner

Shop the full line at Marine Detail Supply in Fort Myers — pickup at 14231 Jetport Loop West, Suite 14, or ship from HQ. For the broader auto + marine Koch Chemie catalog, see our Koch Chemie collection.