The new line of Webasto Marine Coolant Heaters and Air Heaters will extend your boating season during the chilly days ahead. Stay comfy and cozy onboard with potable hot water for your galley and head, and evenly distributed warm air throughout cabins—each with separate temperature controls. Operation is quiet and efficient, using little fuel (running up to 20 hours on a single gallon) and minimal electrical power (an output of only 2 to 5 kW). MSRP Coolant Heaters starts at $4,000. MSRP Air Heaters starts at $2,700; webasto-marine.com