Marine HVAC&R Systems
We provide a comfortable climate onboard, no matter how demanding the environment. Discover the perfect HVAC&R solution for you.
Our mission is to ensure you the perfect climate indoors, regardless of the weather outside.
We design, build and service HVAC&R for


Over 10,000 vessels are equipped with Heinen & Hopman HVAC.
Heinen & Hopman Engineering was founded in 1965 as a family business by Melis Heinen and Cees Hopman. We provide world-class quality and service in air conditioning, ventilation, central heating, refrigeration and mechanical ventilation, and have supplied over 10,000 vessels worldwide. Whatever the environment in which the vessels we supply will be sailing, our knowledge and expertise ensures the most suitable indoor climate. We deliver customized or standard solutions to suit any situation.

Learn about the details that make our systems stand out
You can find detailed information about our HVAC&R systems in our brochures, case reports, service brochures and whitepapers on our open documentation page. All free to download, of course.
Discover our products
Whether you are looking for an HVAC&R solution for a superyacht or oil rig, we have something on offer for you!
Find your HVAC&R solution


Take a look at our featured whitepaper
We explain how the outside conditions affect the demand on an HVAC system. Through five sections we discuss what moist air really is, the relation between moist air and enthalpy, then what realistic outside conditions we may encounter and finally look at problems with a wrongly specified HVAC system.
Download nowFind us Worldwide
We provide world-class HVAC&R quality and service
for the marine and offshore industry.


