Best of all - no helium required! Simply string the balloons together and hang or knot together and tie to wall depending on your desired look. ... Most balloon arches take between 80-100 balloons depending on how many colors you want to use throughout and how big you fill each of the balloons.

Can you do a balloon arch the day before without helium?

Helium filled latex balloons only float well for about 10 to 12 hours. If you want to do your helium-filled arch the night before the event, I highly recommend you treat your balloons with hi-float. If you are planning to do an air-filled arch, then it's fine to create the arch the day before.

Is helium or air better for balloon arch?

Is it better to use air filled balloons than helium for outdoor decor? ANSWER: Yes, absolutely. Helium is very susceptible to temperature fluctuations.