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					Originally Posted by  lastlight
					 
				 
				Oh I thought you had to actually inject for kalk to work hence me never trying it. Sounds cheaper too so I may give the traditional method a shot if I find any new ones. 
			
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 Me thinks injecting is the best, but I have never had an issue with injecting around and layering on top. I think the key to my success is that I leave the talk calm for a bit, and the pest starts to come back out and injests.
Cheap and effective, give it a try.