In my last blog post, I wrote about a cushion on water supplies and raised the question if the system is properly designed, is a cushion (hydraulic buffer) required? I pointed out that NFPA 13 appears to be heading down a path where we will soon be mandating a cushion. In an earlier post, I addressed NFPA 25 and identified a gap in the standard. This blog post will attempt to address both of these issues together and make a point that even with a cushion, the need for diligen