How should a fire sprinkler fitter ensure proper water distribution during a fire?

The correct approach to ensuring proper water distribution during a fire is to correctly space sprinkler heads. The spacing of the heads is critical because it determines how effectively water can be delivered to the areas needing protection. Each sprinkler head is designed to cover a specific area; if they are spaced too far apart, there won’t be adequate coverage, which could lead to significant risk during a fire. Proper spacing ensures that the water reaches all parts of a designated area, allowing for effective suppression of flames and reducing the chances of fire spread.

In contrast, simply using larger pipes may not improve distribution as expected, since it does not necessarily equate to better coverage or pressure if the heads are not adequately positioned. Adding more valves does not directly enhance water distribution either; it can complicate the system without addressing the coverage needed. Similarly, testing the system volume once a year is important for maintenance but does not influence the immediate distribution of water during a fire event. Thus, attention to the spacing of the sprinkler heads is paramount for effective fire suppression.