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| EXPANSION OF LIQUIDS APPARATUS WITH BACK PANEL Set of 5 Glass Bulbs, Spare
(0223) |
| Similar to EXPANSION OF LIQUIDS APPARATUS but with bulbs supported on a vertical positioned back-panel in place of the frame'through the clips. This back panel provides the easy reading of liquid level along the scale, while simultaneously facilitating easy removal and mounting of bulbs in the water trough for their convenient filling, care and cleaning. The water trough has channel shaped slots on the inner side for vertically sliding the back panel into position. |
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