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.


Convection Heaters

Liquid Propane Heater | No Electricity Needed

Q2 375 Convection Heater

The Q2 375 Convection heater is a larger heating solution when natural gas and electricity are not available. This unit has a 220,000-375,000 BTU/hr input and runs entirely on vapor propane. This heater is easily moved from one area to another because of its light weight design. This convection heater also has safety functions that automatically close the gas valves at any sign of flame failure, to reduce the risk of accidents on site.

Learn more

Q2 150 Convection Heater

The Q2 150 Propane Direct Fired Heater from On Site Companies is perfect for a location where electricity and natural gas cannot be used. This portable heater runs entirely on vapor propane, which enables you to bring it to anywhere you may need heat. The Q2 150 is perfect for tented areas, indoor construction and garages and is safe and effective in any location. The Q2 150 is also equipped with safety functions that will automatically close the gas valve at the first sign of flame failure. For the perfect non-electric heat solution, call one of our experienced heat sales representatives today.

Learn more

On Site Companies has a line of convection heaters available to rent that can fit the temporary heating needs of your job site or home. Convection heaters are perfect for use when you need temporary heating, but you do not have electricity or natural gas available for a fuel source. Convection heaters instead use vapor propane to produce direct fired heat.

Showing all 2 results

Our phone system will temporarily be shut down for maintenance on Saturday, July 24. For emergency assistance during this time, please call your branch’s corresponding after hours phone number directly. See onsiteco.com/locations for phone number listings. Thank you.