length

From my experience so far, it seems the idea is to have a short Primary hose and a long Octo hose to hand off for a buddy's out-of-air situation. However, reading more and more here, especially with backplate-wing setups, it seems like the Primary should be long and Octo short because in an...

Is there a rule of thumb to determine comm hardwire length? Our largest lake is about 1000 acres with gently sloping shorelines and a max depth around 50-55 ft. that would have to be accessed via boat. Based on limited training from the shoreline with a plain tether, longer lines start causing...