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(11) | EP 0 040 029 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Liquid heater |
(57) A water heater for pools and spas, the heater including a hollow body of plastics
material which is closed by a cap of plastics material, the cap having a plurality
of passages which receive and support heating elements which project through the cap
into the interior of the body. |