By PartyZone, foam-event lead – Reviewed by operations reviewer – Last reviewed July 30, 2026.
A foam machine sprays foam loose across an open area, so it spreads wide and suits a grassy yard with room to run. An inflatable foam pit holds the suds inside a walled enclosure, so it is tidier, easier to supervise, and better for small yards and younger kids. Plenty of New Orleans parties book the two together.
A foam machine – some people call it a foam cannon – mixes solution with water and air and throws foam out across whatever is in front of it. It connects to a standard outlet and a garden hose, and it starts producing within minutes. The foam lands loose, drifts with the breeze, and piles up wherever the ground is flat. That open, spreading foam is what most people picture when they picture a foam party.
A foam pit is an inflatable enclosure with walls that the machine fills. The suds stay inside instead of wandering across the lawn, which gives you a defined play area with a clear edge – easy to point at, easy to watch, easy to keep small kids inside. It needs more footprint than loose foam does, but the mess stays in one square.
If you have grass and space, a single Foam Machine at $249.99 is the simplest, cheapest way to run a great backyard party. If your yard is small, shared, or full of patio furniture and flower beds you would rather keep foam-free, the pit earns its place. Parents of preschoolers almost always prefer the pit.
For a crowd, the answer is usually both. The Marble Ultimate Foam Party Package runs two machines with the pit, which is what keeps foam coming when you are cycling classes or camp groups through in waves. One machine on a large group runs out of foam faster than you would think.
Yes – that is exactly what the Marble Foam Party Package is: one machine plus the pit at $499.99. It is the most-booked foam setup we run in New Orleans because it gives you contained foam without stepping all the way up to the two-machine package.
Whichever you pick, the requirements barely change:
Both setups are run by a PartyZone attendant, and both follow SIOTO safety practices for setup and supervision.
The fastest way to decide is to measure. If you can give up a flat 31 ft x 31 ft square, the pit is on the table. If you cannot, go with loose foam and use the space you have. Either way, pick your setup on the Foam Party Rentals page and reserve your date on pznola.com.
Neither is better outright - they solve different problems. Pick the pit for contained foam, small yards, and younger kids. Pick the loose machine for open grass, bigger groups, and the lowest price.
A foam pit needs about 31 ft x 31 ft of flat ground. Loose foam needs roughly a 12-15 ft open zone plus room for kids to run around in it.
Concrete and turf both work, though grass gives the best grip underfoot. Indoors is rarely a good fit because foam plus a hard floor means water everywhere - if you are looking at a gym or hall, call us before you book.
Yes. The Foam Machine is $249.99, the machine-plus-pit Marble package is $499.99, and the two-machine Ultimate package is $649.99. All three include delivery, setup, an attendant, and takedown.
Safety guidance references SIOTO. Pricing reflects current PartyZone rates on pznola.com. Published June 30, 2026; last reviewed June 30, 2026.