Pinterest Facebook Twitter Email NASA Tools Innovation at Home 01:49 Josh discovers that many tools have their roots in NASA space inventions. From: Behind the Build: HGTV Dream Home and Behind the Build : HGTV Dream Home 2016 Related Videos NASA Pistol-Grip Tool (PGT) 01:34 Innovative Home Insulation 03:50 Essential Home Tool Kit 02:23 We Recommend Behind the Build With HGTV Dream Home 2016 10 Videos