Originally Posted by jsroda
They are pop up heads, but they dont rotate, they just spray in one direction (fan pattern). They are rainbird brand.
so fixed sprays.....rainbird bran....on the top of the sprinklers, do they look like a a honey comb or are basicly black circle with a white center in the area the stem pops up?
either way, turn on the water and look at the top of head, a possibility is the seal has failed and is actually leaking. If they are, then there's your reason for lack of pressure.