Certified Landscape Irrigation Auditor

The type of filter used in a drip system is primarily determined by what factor?

1. Temperature

2. Water source and potential issues

3. Pressure requirements

4. Emitter type

The correct answer is: Water source and potential issues

The type of filter used in a drip system is largely influenced by the water source and the potential issues associated with that source. This is crucial because different water sources can contain varying levels of particulate matter, sediment, and biological contaminants that can clog drip emitters. For instance, if the water source is a well, it may have more sediment than municipal water, necessitating a specific type of filter to ensure optimal performance of the system. The proper filter prevents these particles from entering the drip system, which is critical for maintaining consistent water flow and preventing damage to emitters. While other factors, like temperature, pressure requirements, and emitter type, are important considerations in the overall design and efficacy of the irrigation system, they do not dictate the choice of filter as directly as the water source and its potential issues. Selecting a filter based on these factors ensures that the system operates efficiently and reliably, reducing maintenance and improving longevity.