Yes, the dethatcher units should not be able to harm sprinkler heads if they are at or below grass level. Raised heads and drip lines would need to be thatched around.

The Brinly Dethatcher is designed to loosen or de-thatch lawns. After dethatching, lawns will be easier to sweep and better for aeration as well. Dethatchers are important to soil health because it removes layers of dead plant material and debris.