Adding a little antifreeze to sprinkler line.
just flat not true. i've been flushing cooling systems on grass for years
and never killed any yet.
s
"aussiblu" wrote in message
...
ethylene glycol is a really good plant killer too (and nothing
usually regrows where it has been spilt) so would you really
want to flush it out later by turning the sprinklers on?
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Regards
Blue
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