The Suburban SF-42VHFQ Furnace 2591A is a high-capacity heating solution for large RVs and motorhomes. With a powerful 40,000 BTU output, it ensures consistent and efficient warmth in even the coldest conditions. Its vertical high-flow design, energy efficiency, and durable construction make it a reliable choice for large spaces.
• 40,000 BTUs for robust and reliable heating for large RV interiors
• High-flow design for effective heat distribution throughout the RV
• Optimized for maximum heat output with minimal fuel consumption
• Runs with reduced noise for a comfortable and peaceful RV environment
• Compatible with most RV thermostats for precise temperature control
• Includes overheat protection
• Efficiently fits into large RV spaces while providing high performance
• Designed for straightforward setup with minimal effort
• Designed to be mounted either vertically or horizontally
• Designed for interior serviceability
Specs
Dimensions: 20″D x 17″W x 7-1/2″H
Type: LP gas
BTU Level: 40,000 BTU
Stage: Single
Discharge Type: Direct Discharge
Ignition Type: Direct Spark IgnitionWith Vent Assembly: YesWith Access Door: No
Before You Order
Verify part number 2591A exactly Match the listed product details to the part you are replacing before ordering. Compare dimensions, specifications and fitment information with your RV or component.
Frequently Asked Questions
What part number should I verify before ordering?
Verify 2591A on your existing part, documentation or equipment label before ordering.
How should I confirm this part fits?
Compare the listed part number, dimensions, specifications and fitment details with your existing component. Do not rely on appearance alone.




