Question

BUILD UP OF FOREIGN MATERIALS ON SPRINKLER HEADS IS COMMONLY CALLED _________.

Answer 1

The build-up of foreign materials on sprinkler heads is commonly called obstruction. Regular maintenance and cleaning of sprinkler heads are necessary to prevent obstructions and ensure proper functioning of the system.

Step-by-step explanation:

The build-up of foreign materials on sprinkler heads is commonly called obstruction. When foreign materials such as dust, debris, or calcification accumulate on the sprinkler heads, they can obstruct the flow of water, affecting the performance and effectiveness of the sprinkler system. Regular maintenance and cleaning of sprinkler heads are necessary to prevent obstructions and ensure proper functioning of the system.