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(11) | EP 0 130 075 A3 |
(12) | EUROPEAN PATENT APPLICATION |
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(54) | Space heating apparatus and valve assemblies therefor |
(57) A double line central heating system is provided with separate flow and return valve
assemblies (16, 18) for each radiator. Each valve assembly comprises a bypass (91,51)
in a horizontally elongated housing portion for connection to the flow and return
lines (12, 14) respectively. Modem flexible tubing of soft thin-walled copper or steel
or of plastics may be used for the flow and return lines and all joints are readily
accessible; joints underfloor or otherwise inaccessible are avoided. |