A vendors' downloadable calculator determines the required BTU per hour for air conditioning your boat, depending on the size of the space, outside and inside (desired) temperature, and the type of space.
A vendor's excellent explanation of the components of marine air conditioning and how to determine the components your boat needs.
On-line catalog of marine air conditioning and refrigeration parts. Claims substantial discounts from OEM prices. 100% web-based business. Ships worldwide. Lots of DIY technical information, including on-line forum, on their site.
Dealer and consultant in many related yacht systems, including refrigeration, air conditioning, desalinization, and heating.
Self-contained air conditioners installs under a boat's seat or berth. Models from 5,000 to 24,000 BTU. Portable air conditioner, 6500 GTU can go anywhere. Hoses reach over the rail to use seawater for cooling.