Yeah the snapper is from sequence, a.k.a. reeflo nowadays.
They are strong little pumps, I think feeding your swirls will be fine, I have mine pushing 15 feet of pipe to the chiller then 15 feet back then up 3 feet to the spraybar, I figure I'm getting around 1200 g.p.h. this way. I used 1.5" pvc entirely i think that helps the flow on these guys.