DC refrigeration

Full details on making a DC refrigeration system for the energy conscious home or boat

Hot water storage systems

Loads of information on the essentials of having a large hot water storage system, capable of delivering several days of heat and domestic hot water. 

Scrimshaw on swordfish bills

Rare actual swordfish bills caught in the Atlantic back when fish were plentiful, made in to works of art.

Round Concrete House

All the exciting details of energy efficient , disaster resistant home , designed to use the minimal of energy .  Full details with photos of construction.

When you click on "READ MORE" , it goes to a PDF, so if you do not see it, go to your download files. .

Rayco Yacht Service
25 years experience installing marine systems. Marine electrician, refrigeration, air conditioning, wood working.  

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