Because the system is running clean a month or 2 in the winter, any damage that could occur (that would only be the metal or rubber parts inside the valve) are flushed and cleaned every year. Well before any damage could occur at the mixed strength, as it is fairly weak compared to the concentrate,
Golf course sprinkler heads are VERY expensive, yet many courses are using fertilizer injection (fertigation) systems. And as we all know... golf courses do NOT, like fixing things.
ALSO , as part of Fertigator's service, they are MAINTAINING your sprinkler system, something other companies are leaving as an add-on expense. In case you wondered why they cost a little more... the DO more, and they USE more product,
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