| 摘要 |
<p>A gas boiler comprises a gas burner arrangement 2,3, a heat exchanger 1 and a flue hood/outlet member 4, which are clamped together by means of a pair of spaced apart clamping members 5,6, respective ends of each of the clamping members 5,6 being pivotally located in slots 10,13 in a rear supporting plate 7 (Fig. 2). <IMAGE></p> |
