Cools up to 950 sq ft

Outlets: None
Age Group: 2 and up
Swamp Cooler Rental Hessaire 3,100 CFM
Compact yet powerful, this unit can cool up to 950 sq. ft., making it a smart and efficient solution for any outdoor event in Phoenix, and surrounding areas
Booking is easy, delivery is fast, and our team keeps you updated every step of the way. Whether it’s a backyard party or a corporate event, we make rentals simple and stress-free.

Looking for a compact yet powerful cooling solution for your next event? Our small swamp cooler is the perfect fit for backyard parties, patios, vendor booths, or smaller tent setups in Phoenix, Glendale, Peoria, and nearby areas.
This portable evaporative cooler pushes out 3,100 CFM of airflow, effectively cooling up to 950 square feet—ideal for dry Arizona heat.
Key Features & Requirements:
- Dimensions: 37" H x 25" W x 17" D
- Water Tank Capacity: 10.3 gallons
- Power: Requires a standard 110V outlet
This unit must be connected to a power source and filled with water to operate properly. We include a 50 ft garden hose to help you set up for continuous water supply if needed.
Whether you're trying to keep guests cool under a canopy or add airflow to a garage or backyard area, this small swamp cooler is a reliable, cost-effective solution to help beat the Arizona heat.

This setup shows why pairing a 10x20 heavy-duty canopy with a portable swamp cooler is a must for outdoor events in Phoenix, AZ. With temperatures rising fast in the summer months, this duo creates a cool, shaded space where your guests can relax, eat, or mingle comfortably—even in the heat.
The Eurmax 10x20 canopy provides sturdy, reliable shade that protects your tables, food, and guests from direct sun. Underneath, the Hessaire swamp cooler delivers a refreshing breeze, helping regulate the temperature with low energy use and quiet operation. It’s especially effective in dry climates like Phoenix, where evaporative cooling performs at its best.
This combo is ideal for:
- Backyard birthday parties
- Baby showers
- Family gatherings

This photo shows exactly why more of our Glendale customers are choosing to add an evaporative swamp cooler to their party rental packages. Set up in a beautifully arranged backyard, you’ll see banquet tables with black linens, white folding chairs, and elegant floral centerpieces—all brought together with one key detail: a portable swamp cooler standing ready to keep guests cool and comfortable.
With Glendale’s heat often reaching triple digits, adding a swamp cooler isn’t just smart—it’s essential. The cooler quietly circulates cool air over your seating area, helping guests enjoy their food, conversation, and celebration without overheating. It’s a game changer for outdoor events like birthday dinners, family gatherings, or even backyard weddings.
Whether you're planning a daytime event or golden hour celebration like this one, our swamp cooler rentals make a huge difference in comfort and experience.
Let us help you stay cool—because Arizona events deserve more than just shade. They deserve airflow.
Frequently Asked Questions
How much space does this swamp cooler cool?
Our small 3,100 CFM swamp cooler (Hessaire MC37V) can cool up to 950 square feet, making it ideal for backyard parties, patios, and 10x20 canopy setups.
What size swamp cooler should I choose to pair with a 10x20 canopy?
We recommend the 3,100 CFM unit for a single 10x20 canopy. It provides enough airflow to comfortably cool the shaded area without being oversized.
Does the swamp cooler need water to work?
Yes, this unit requires water to cool the air. It can be filled manually or connected to a garden hose for continuous use. We include a 50 ft hose with your rental.
What kind of power source does it need?
This cooler runs on a standard 110V household outlet. No special wiring or setup is required.
How long will the cooler run on a full tank?
The built-in 10.3-gallon water tank can last several hours depending on heat and humidity. For all-day events, we suggest using the continuous hose connection.
Can I place the swamp cooler under a tent or canopy?
Yes! Swamp coolers work great under canopies and tents. Just make sure there's good airflow and at least one side of the canopy is open for air circulation.
Is this cooler loud?
No, the Hessaire MC37V operates quietly and is great for events where you want to keep guests comfortable without noisy distractions.
Johnny’s Party Co. Event Rentals That Keep Your Guests Cool and Entertained
At Johnny’s Party Co., we help you create memorable events across Glendale, Phoenix, Peoria, and surrounding areas with clean, reliable, and high-quality rentals designed to beat the heat and elevate the fun.
From 10x20 heavy-duty canopy rentals that provide essential shade, to tables and chairs that seat your guests comfortably, we have everything you need for a backyard party, baby shower, graduation, or corporate event. Pair your setup with one of our portable swamp coolers to keep your guests cool and refreshed—even during the hottest Arizona days.
Want to take your event to the next level? We now offer backyard game rentals like giant Jenga, Connect Four, and cornhole—perfect for keeping both kids and adults entertained. Add some extra flair with our marquee letters for a fun photo backdrop or a bold custom message.
Whether you're seating 20 or 100 guests, we’ve got round tables, 6 ft banquet tables, white and black folding chairs, evaporative coolers, and yard games that work beautifully together. We also carry table linens, heaters, and other add-ons to help create a polished, stress-free setup for any outdoor or indoor event.
Booking is fast and easy. Browse our rental categories, select your event date, and add the items you need to your cart. Enter your details, complete checkout in minutes, and we’ll take care of the rest—from delivery to canopy setup.
Whether it’s a birthday in Peoria, a wedding in Phoenix, or a casual cookout in Glendale, Johnny’s Party Co. is your trusted partner for keeping your guests shaded, seated, cool, and having fun.