HOT ! Heatstar HSP300ID Pro-Series Indirect Fired Heater - 285,000 BTU/HR, 27.7 Gal Tank, UL Certified, Efficient for Events & Construction Sites

Heatstar HSP300ID 285,000 BTU Indirect Fired Diesel Heater

Clean, safe heat for occupied spaces where air quality matters. The Heatstar HSP300ID delivers 285,000 BTU/HR of fume-free warmth through advanced heat exchanger technology, making it ideal for construction sites, event tents, and enclosed work areas across Canada.

Key Features of the Heatstar HSP300ID Indirect-Fired Diesel Heater

Multi-Fuel Flexibility

Runs on kerosene, #1/#2 diesel, #1/#2 fuel oil, and Jet-A/JP8 fuel for maximum operational flexibility in remote locations.

Extended Runtime

The generous 27.7-gallon fuel tank, paired with efficient 2.02 gal/hr consumption, provides hours of continuous operation, reducing refueling interruptions.

High Static Pressure Airflow

Powerful fans deliver 1,950 CFM air volume with robust static pressure for effective heat distribution up to 100 feet of ducting.

Clean Air Technology

UL-certified sealed heat exchanger keeps combustion gases completely separate from heated air, ensuring 100% clean output for occupied spaces.

Weather-Resistant Controls

Electronic flame control system housed in a water-resistant enclosure with automatic safety shutoff devices for reliable outdoor operation.

Job Site Mobility

Solid rubber wheels and a compact 63\"×28\"×45\" footprint make it easy to position and move between work areas.

Specifications

Specification	Details
Heat Output	285,000 BTU/HR
Heating Area	Up to 7,125 sq. ft
Air Volume	1,950 CFM
Fuel Tank	27.7 gallons
Fuel Consumption	2.02 gal/hr
Fuel Type	Kerosene, Diesel #1/#2, Fuel Oil #1/#2, Jet-A
Power Required	120V, 60 Hz, 11.4 Amp
Maximum Duct Length	100 feet
Duct Diameter	16\"
Dimensions (L×W×H)	63\" × 28\" × 45\"
Weight	271 lbs
Clearance Required	6 feet horizontal
Certification	UL Certified
Warranty	1 Year Limited

Order the Heatstar HSP300ID 285,000 BTU Indirect Fired Heater Today

Get clean, reliable heat backed by professional-grade performance. The Heatstar HSP300ID is trusted across Canada and the USA for construction, industrial, and event heating. Order today from Cleanflow and enjoy free shipping on qualifying orders — no hidden fees, no surprises.

For more options, explore our full range of Heatstar indirect-fired heaters and other professional-grade heating solutions in our full heater collection.

FAQs

What accessories are available?

Compatible accessories include:

• 
  Single 16\" duct adapter for standard applications
  


• 
  Dual 12\" duct adapter for multiple zone heating
  


• 
  Air recycle kit for up to 30% energy savings
  


• 
  Remote analog thermostat for precise temperature control
  


• 
  Flexible heat ducting for extended reach
  

What\'s the difference between a Heatstar diesel heater and a propane or natural gas model?

Diesel heaters like the HSP300ID offer superior fuel availability in remote locations and longer runtime per tank. They\'re ideal for construction sites where propane delivery may be challenging.

Is a Heatstar indirect heater better for enclosed spaces than a diesel direct-fired unit?

Yes. Indirect heaters use a sealed heat exchanger to keep exhaust gases separate from heated air, making them safe for occupied or enclosed spaces. Direct-fired units mix combustion byproducts with heated air.

Can Heatstar diesel heaters be used for construction sites and outdoor projects?

Absolutely. The HSP300ID is designed for construction applications with weather-resistant controls, solid rubber wheels for job site mobility, and UL certification for workplace safety compliance.

How much space can the Heatstar HSP300ID heat effectively?

The HSP300ID heats up to 7,125 square feet effectively, making it ideal for large construction areas, event tents, and industrial spaces.

What kind of ventilation or exhaust setup is required for this heater?

The HSP300ID requires a 6\" diameter exhaust vent to the outdoors. It can be positioned outside with heated air ducted in, or placed indoors with exhaust vented out through the included chimney pipe system.

Which is more fuel-efficient: a Heatstar diesel heater or a propane Heatstar indirect heater?

The HSP300ID diesel model offers excellent fuel efficiency at 2.02 gallons per hour, with the advantage of carrying more fuel onboard (27.7 gallons vs. typical propane tank sizes). This translates to longer runtime between refueling.

How long will the heater run on a full tank?

With a 27.7-gallon tank and a 2.02 gal/hr consumption rate, expect approximately 13-14 hours of continuous operation on diesel fuel.

Do Heatstar diesel heaters require special maintenance compared to propane or natural gas models?

Diesel models include a standard heated fuel filter to prevent fuel gelling in cold weather. Otherwise, maintenance requirements are similar across fuel types.