Restroom Calculator

Need an estimate for how many porta potties your event needs? Use this handy calculator! For a more specific quote tailored to your needs, call us today at 800-210-8407!

special events calculator

Portable Heat Calculator

Need an estimate for how many BTU's you'll need to heat up your space? Use this handy calculator! For a more specific quote tailored to your needs, call us today at 800-210-8407!

Heating Calculator
*Please press the "tab" key on your keyboard or click out of the field after entering all fields to ensure the calculation is correct.


Temporary Air Conditioning

Construction Air Conditioning | Special Event Tent Air Conditioning

Way Cool Evaporative Cooler

The Way Cool Evaporative Cooler from On Site Companies is perfect for temporarily cooling small spaces. This fan is a portable evaporative cooler that uses the natural cooling process of evaporating water to reduce temperatures up to 30°F at a fraction of the cost of air conditioning. It blows cooled air in a focused narrow stream at high velocities long distances to provide greater cooling for employees, customers, guests, equipment and livestock both indoors and outdoors!

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Spot Cooler Portable Air Conditioner

The Spot Cooler is the smallest portable air conditioner for rent from On Site Companies. This air conditioner is perfect for small spaces that need temporary air conditioning. The hot air that is produced can be ducted outside. Perfect for tent cooling, small spaces and offices that have temporarily lost air conditioning capabilities.

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MOB-60 Portable Air Conditioner

The MOB-60 temporary air conditioner is the perfect size of air conditioner for a medium sized space. It is perfect for cooling down large tents for special events, as well as construction sites that need cooling and dehumidification services.

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MOB-42 Portable Air Conditioner

The MOB-42 is a temporary air conditioner that fits most small spaces. It can be wheeled into most any space to provide cooling to areas that don’t have stationary air conditioning. It can be used in stationary areas as well as special events tents.

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MOB-250 Portable Air Conditioner

The MOB-250 portable air conditioner is our largest air conditioning unit offered by On Site Companies. This unit can be placed outside of buildings to have cool air ducted in to provide relief from heat as well as dehumidification to construction sites.

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MOB-100 Portable Air Conditioner

The MOB-100 temporary air conditioner is a larger sized air conditioner that is meant for large air conditioning and dehumidification jobs. These air conditioners are designed to be placed outside of a structure and cool air can be ducted in.

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Misting Fans

Misting fans are great for special events that may not be able to have air conditioning cool down visitors. These fans spray a light mist of water along with moving air to allow you to cool people down when it gets hot at your event. These work great for fairs, carnivals, concerts and weddings to bring the air temperature down.

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The summer can get hot and humid and we all know that air conditioning can be a saving grace in these times. On Site can bring any size of our portable air conditioners out to you to provide temporary cooling relief. Our sizing ranges from small spot coolers, to our large 250 ton air conditioners. The cooled air can be pumped into buildings for temporary relief, or they can be ducted into tents for weddings and special events. They also work great at the job site for removing moisture in the air.

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