Reznor Heaters

Reznor has spent more than 90 years building heaters for the spaces most equipment ignores: garages, workshops, barns, and open commercial floors. A Reznor garage heater earns its keep through durability, whether you are wrenching on weekends or keeping a full crew warm through the coldest months. That track record is why Reznor unit heaters are so often the name everything else gets compared against.

We stock Reznor HVAC equipment because dependable warmth in a working space is not negotiable, and the brand's engineering holds up to the standards we set for everything we sell. Tell us about your building and how you use it, and our team will help you land on the right capacity and configuration before you order, so the heater you hang is the one your space actually needs.

Why Choose Reznor Heaters from HVAC Store?

•  Every Reznor unit we stock is built to the highest standards of quality and performance.

•  Comprehensive warranty coverage stands behind your heater for genuine peace of mind.

•  Capacities from 30,000 to 120,000 BTU cover single garages through commercial bays.

•  Our dedicated team helps you size and configure your heater before you commit.

You Might Also Like

•  Gas-Fired Heater Units - Compare gas-fired unit heaters across every brand we carry when you want to weigh Reznor against the wider field.

•  Electric Heater Units - Browse electric unit heaters for spaces where gas lines are impractical or ventilation requirements rule out combustion.

•  Commercial HVAC Units - Step up to full commercial heating and cooling systems for larger facilities with year-round climate demands.

Best Reznor Heaters for...

Residential Garages

The best Reznor heater for a one or two car residential garage is a compact ceiling-hung unit. The Reznor 45,000 BTU Gas-Fired Unit Heater frees up floor space and warms the room quickly.

Workshops and Detached Shops

The best Reznor unit heater for a working shop is one with headroom for tools, doors, and drafts. The Reznor 75,000 BTU Gas-Fired Unit Heater keeps pace when the overhead door cycles.

Barns and Outbuildings

The best Reznor gas heater for barns and outbuildings is a higher-capacity model that overcomes limited insulation. The Reznor 105,000 BTU Gas-Fired Unit Heater holds steady temperatures in leakier structures.

Warehouses and Commercial Bays

The best Reznor heating option for warehouses and commercial bays is maximum output with quiet axial airflow. The Reznor 120,000 BTU Gas-Fired Unit Heater covers large open floors without disrupting work below.

Quick Spec Comparison

Here is how the Reznor UDXC unit heater range compares on heating output and coverage, so you can size a heater to your space at a glance.