Originally Posted by MaxOut
I used a siphon sprayer tip and submerge it right below the liquid level above the grain bed. I connected it to a piece of silicone tubing and ran it through the lid in my mash tun. Click on my build link and there is some close up pictures. I move it all the way to the top when fly sparging.
+1, I originally built a sparge arm using copper tubing. It worked ok but when I switched from a braided hose to a stainless false bottom I found it would clog up with husks and grain particles. The siphon sprayer won't clog if husks and grain particles get past your false bottom...and it's cheap.