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Ruud Gas furnace R801T Ultra Low NOx Endeavor Line Classic Series Gas Furnace

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Technical Specifications

Product Specs

  • Model or series: R801T Ultra Low NOx Endeavor Line Classic Series Gas Furnace
  • Equipment type: Gas furnace
  • Product group: Residential HVAC
  • Ultra Low Greenhouse Gas Emissions: Certified unit
  • meets 14ng/jNOx emission standard Environmentally friendly and responsible product reducing NOx emissions by 65% PlusOne™ Diagnostics: 7-Segment LED PlusOne™ Ignition System: Proven Direct Spark Ignition (DSI) for reliability and longevity
  • Brand: Ruud
  • System role: Forced-air heating appliance for a ducted HVAC system
  • Application: Residential, light-commercial, or managed-property comfort applications
  • Compatibility check: Verify fuel type, venting, electrical requirements, capacity, controls, and installation clearances.
  • Verified source: ruud.com

Service planning

How GreenFlow handles R801T Ultra Low NOx Endeavor Line Classic Series Gas Furnace requests

1

Identify the equipment

Confirm the model or series name, serial number if available, photos, and whether the unit is roof, exterior, basement, or mechanical-room equipment.

2

Describe the service issue

Share no heat, no cooling, weak airflow, error codes, alarms, leaks, noise, control problems, or comfort complaints.

3

Review access and history

Include access notes, tenant or business-hour constraints, filter status, recent repairs, and maintenance records when available.

4

Plan the next step

GreenFlow can route the request for diagnostics, repair planning, maintenance, replacement scope, or related system upgrades.

Brands We Service

Our Happy Customers

Judy B.

Andrey was very efficient, professional and on time. The team had fast response to questions. Price to do heatpump maintenance was reasonable.

hhuang821

Recently, my tankless water heater stopped working. Green Flow Solution responded quickly after I submitted a request through Yelp. I was impressed by their service team’s responsiveness and prompt follow-up, even over the weekend. Andrey, the technician, arrived the next day and resolved the issue professionally—the system was...

Sheila Z.

My air conditioning died on one of the hottest days. I found green solutions online call them and within a few hours they were out to my house to figure out the problem. They came back the next day at 7 AM to fix it. All was good...

Aniket G.

We used Andrey to replace the HVAC system. He was quick, efficient and knew what he was doing. I would surely recommend him.

Michael C.

always available, easy to get a hold of, as a property manager I get lots no heat emergency, usually get to it same day or next day

Josh M.

Timely and friendly service, highly recommended.

Megan S.

Great service - my air conditioning failed after hours on a Sunday. I could schedule the appointment online for Monday morning and the technician quickly diagnosed the problem and fixed it. Super helpful- will use them again!

Tom T.

Fantastic job by Green Flow. Andrey, Andrei and Yuri were punctual, very neat, capable, and meticulous in replacing two complete HVAC systems and ductwork repairs in our home. They will now be our go to service for all our HVAC needs going forward.

Truc S.

I was frustrating about my heat system, they were very responsive and efficient. Andrey show up at my house after 30 mins from my call and on Sunday. He very acknowledge what is he doing. Thank you so much

Sharad W.

Green Flow and the people who work there are terrific. Vlad and Andre are excellent. Andre was very helpful. He was punctual, respectful, efficient and knowledgeable. He did not try to sell me something I didn’t need ( as others have done before). I was charged $99 which...

Henry H.

Replace batteries in thermostat, checked furnace

Terry S.

Excellent service from best tech!