Laurie Report post Posted June 29, 2013 Need some advice on these....It is a roof right? The last time i did a job like this i used 3% mix from a 12volt pump and still had problems with some areas.. I wanna be more efficient for a higher profit.. Would love some advice.. Thanks Share this post Link to post Share on other sites
garyw Report post Posted June 29, 2013 Make your mix stronger to around 15% Share this post Link to post Share on other sites
Laurie Report post Posted June 29, 2013 Not sure what you mean by 15%.. All i get here is 8%SH Share this post Link to post Share on other sites
garyw Report post Posted June 29, 2013 Referring to the amount of SH to water. Use 2-3 times the SH you have been usuing Share this post Link to post Share on other sites
andy hinson Report post Posted June 29, 2013 Sometimes brushing is required Share this post Link to post Share on other sites
