Slip the knot of each balloon into the holes on the arch strip. As you work, tie the strip onto the middle of the noodle for stability or use glue dots to attach it (about $8 for 1,000 on Amazon).

The work involved in a balloon-frame construction fire doesn’t necessarily end when the seat of the fire is extinguished. As Mike Kirby and Tom Lakamp point out, balloon-frame construction holds ...