San Francisco Marine Refrigeration, A/C, HVAC, & Boat Repair Service. Captain Frost SF is offering an exceptional boat refrigeration and air conditioning services across the world, touting an international presence. We are a trusted team of ardent engineers that service vessels such as the 205ft Apogee, 178ft Spirit, 181ft Galileo G, 164ft Exuma and several other large ships. Our team is committed to achieving customer satisfaction and maintaining our reputation as a leading provider of refrigeration and air conditioning services for the marine industry. We aim to meet and exceed customer expectations by offering tailored solutions that meet the exact requirements and the budget of each unique customer. We’re known for our exclusive services that include designing, servicing, and repairing systems engineered by market leaders including Marine Air, Aqua-Air, Webasto, Dometic, Heinen & Hopman, and many more.