HVAC Site - Professional HVAC Contractors Forum banner

running

  1. Residential HVAC Forum
    I'm trying to figure out how the best way is the run the ductwork in an open web joist system? It's the joists made of 2x4's. I'm trying to figure out how to do the return because on a normal floor joist (2x10) I just pan the joist and move on. I've never done a house with this web joists...
Top