I helped a friend to Install a Torch Down roof in very cold weather. Watch the video at the end to see what we had to do to unfreeze the rolls so we could continue torching
0:00 Material Delivery
2:46 Torching Membrane down
3:35 Install Membrane in drain basin
5:36 More Torching of Material
10:23 Teamwork doing seam fusing
12:40 Thawing out frozen rolls
13:20 Using Torch to melt the ice away