It is recommended to use a pump to inflate (safe and convenient). Hydrogen (flammable and explosive) is not recommended. Helium can be used for floating effect (additional purchase is required).Q: How do metal balloons garland arch inflate? Can hydrogen be used? A: It is recommended to use a pump t......
Read MoreSet assembly is simple, no professional tools. Each set is equipped with detailed instructions, including a full set of accessories such as balloon chain, pump, glue point, etc., and the basic layout can be completed in 30 minutes.
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