Bernd Kohler
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DUO 480 Adventure
$120.00DUO 480 Adventure The words: “Instant boat building” take on a new meaning.Watch the video clip: A flat surface is sufficient to build the catamaran. The boat is the open version of my successful DUO 480 Jigsaw, another of my parallel...$120.00 -
DUO 900 Study Plans
$15.00DUO 900 Study Plans For full plans click HERE The DUO 900 is a quick-to-build, open-bridge catamaran with asymmetrical hulls. The boat was designed for a French fighter pilot who lived in Argentina. His goal was to sail from Buenos Aires to Marseille...$15.00 -
DUO 900 Plans
$290.00DUO 900 Plans For study plans click HERE The DUO 900 is a quick-to-build, open-bridge catamaran with asymmetrical hulls. The boat was designed for a French fighter pilot who lived in Argentina. His goal was to sail from Buenos Aires to Marseille. Looking...$290.00 -
ECO 520 PDF
$190.00The ECO 520 is the next catamaran from my jigsaw series. The first was the DUO 480 C. For study plans, click HERE The clue is, that the hulls can be build laying flat on a table. Starting with the outward hull side. To make boat building for a first...$190.00 -
MaXi The Cat Plans PDF
$385.00For study plans click HERE MaXi is a trailer-able catamaran for amateur construction. The beam of the boat is 2,44m. It can have also water ballast. The wing seat adds a tremendous amount of stability. With its bouncy device on the mast top, the boat can...$385.00 -
New ECO 55 Sail Plans
$160.00The New ECO 55 is a modification of the Original ECO 55. When you buy the new plans you receive the complete set of the original plans plus the details for the new gunter rig and new leeboards/luffboards.The first ECOnomy cruiser was designed 2003...$160.00 -
DUO 800 Plans
$310.00Boats around 8 m (27 ft) are most interesting for the average sailor. The harbor fees, maintenance work, car if the boat is in the limits for road transport and the costs to buy but sure to build* are still in the range of affordability. So I have more...$310.00 -
ECO 6 Plans
$200.00Note: This is the full plan, for the study plans click HERE The ECO 6 looks like the ECO55 cruiser, but it is a completely new design. The small increase of only 0.5m and increasing the total beam to 2.84m created a lot of possibilities. The cabin...$200.00 -
ECO 62 Houseboat Plans
$220.00To have fun on the water a houseboat is a practical solution. The exist already in all possible shapes. Many more house as boat, others more boat as house. Here a bit an other approach. The ECO 62 is a catamaran houseboat. Compared to houseboats of...$220.00 -
"Fritz" a Tender
Free plans. To download the file, click HERE Here is an easy to built small dinghy. 2 m (almost 8 feed) long with a weight of 18 kg ( 60lbs light). The boat served us well on our 11 year journey on our PELICAN catamaran. I could row it till wind...Qty in Cart: 0Price:Subtotal: -
Kidyak Plans PDF
$30.00A kid size kayak for kids. 10' x 19.5" {3.05m x 49.5cm} suitable for kids up to about 90 lbs {41kg} Weight about 15 lbs {7kg} For printed plans for Kidyak, click HERE The Kidyak is a child sized skin-on-frame kayak, suitable for kids up to about 90 lbs...$30.00 -
DUO 480C "jigsaw" Plans
$120.00DUO 480C under construction in New Zealand This design cost me more time than I thought it would, but the result is precisely what I wanted: an easy to built boat with a lot of possibilities for the weekend sailor. With its beam of only 2,30m (7...$120.00 -
Little TRI Plans
$65.00I have built almost anything that can sail. At the age of 12 my first sail thing, an ice "boat". I used skates which had to be mounted on shoes as runners. Big fun, very fast, only the lake was too short. Then there where monohulls of various sizes...$65.00 -
DUO 425 Plans
$50.00The DUO 425 was the first parallel rig cat designed for amateur construction. The prototype was shown at the boat show in Duesseldorf in 1984. We have the most experience with this sort of rigs. Many very fast and record breaking catamarans used and use...$50.00 -
KD 650 Plans
$238.00The KD 650 is an other approach for an affordable trailer catamaran for amateur construction. The boat is designed for coastal sailing and will have a good turn of speed with its efficient Gunter rig. The boat is easy to build with...$238.00 -
Kohler Gunter Rig Plans
$25.00The Gunter rig is an almost forgotten rig. This is a pity, because this rig has many merits. The Gunter rig is as good to windward as any sloop rig. The rig is very efficient. Even more than some triangle mainsails. Because the upper part of the...$25.00 -
Tiny TRI Plans
$60.00Here my next small outrigger/trimaran the TINY TRI. The hull of LITTLE TRI has proven itself to be fast, easy to sail, a good boat to camp on and yes seaworthy to. My goal with Tiny Tri is a bit different. The hull is again a sharpie hull. The changes...$60.00 -
DUO 1000 Plans
$1,600.00You can find study plans for the DUO 1000 HERE Note: There is no building guide with these plans only dxf drawings and some sketches in pdf format - these plans are for experienced builders only.The DUO 1000 is a performance catamaran for the...$1,600.00 -
ECO 55 Sail Plans
$160.00The first ECOnomy cruiser was designed 2003. The first multi hull with a negative bow by the way. The model is basically the same but the experience from owners/builders around the world is flowing in in this updated model. The ECO is a perfect...$160.00 -
ECO 7.5 Plans
$280.00After many requests for a bigger ECOnomy cruiser here she is. For dimensions see the specifications. The layout speaks for it self. This boat is a perfect boat for the whole family. It is designed for extended coastal cruising. Construction and design:...$280.00 -
ECO 75 Power Cat Plans
$290.00The ECO 75 power cat is the big brother of the ECO power cat. Designed along the same lines and with the same philosophy. Easy to build boat by an amateur. Construction is the time proven plywood/glass fiber/Epoxy composite system. Nothing can match...$290.00 -
KD 860 Plans
$390.00These are full plans - for study plans click HERE This is our smallest offshore cruiser. A sea worthy fast cruiser catamaran for a family of four. The performance of this boat is exceptional on all courses to the wind. To make sure of this, the...$390.00 -
ECO 55 Power Cat Plans
$160.00The ECO 55 power catamaran is an affordable DIY power catamaran. As the owner proved the boat is a capable coastal cruiser. The inside layout is the same as for the ECO55 sail version but the underwater shape is changed. The cockpit is wider and has a...$160.00 -
Cataproa Plans
$100.00A new boat type? Why not? The idea, a personal multihull cruiser for the least amount of work and cost. I like Proas but I do not like shunting. It is okay for long distances but not, for instance, in a channel or river with a lot of traffic like here...$100.00 -
SC 435 Plans
$55.00The SC 435 was my first catamaran design. I designed the boat 1979. I lost count how many plans for this boat I have sold. The sail in almost any country of the world where there is water. But the SC 435 story is going on.The last addition is the blue...$55.00