I was curious if anyone knows if the Pro-Design Cool Head, Duncan Powerhead and that Red Head are all about the same? Can they all use Pro-Designs domes? Thanks, DaveR

 

well i know the duncan head and cool head are the same except for the top piece, the duncan top piece is flat the coolhead has pits andholds water...i have both heads,they work the same and use the same domes,i have heardof the redhead buthave never seen or tried one...