Dometic DFMD25111 Medium RV Furnace | 25K BTU | H or V Install

Heat your RV efficiently with the Dometic DFMD25111 Medium Furnace — 25,000 BTU. Compact ducted furnace with horizontal OR vertical installation flexibility, quiet operation, and superior air distribution. Ideal for mid-size RVs where 30K BTU would be oversized.

25,000 BTU Heating

• BTU Input: 25,000 BTU/hr
• Efficient heating in colder climates
• Superior air distribution throughout the RV
• Consistent, comfortable temperatures

Horizontal OR Vertical Installation

Flexible installation orientation:

• Horizontal mounting
• Vertical mounting

Fits in areas where fixed-orientation furnaces don't work.

Quiet Operation

Operates quietly with reduced air turbulence — meaningful for full-timers and families who want to minimize furnace noise.

Compact, Low-Profile Build

• Dimensions: 7-3/8" H × 16-1/2" W × 20" D
• Low-profile — ideal for installations where space is limited

Electrical + Fuel

• Voltage: 12V DC
• Fuel: LPG (propane)
• Compatible with RVs, campers, and off-grid setups

What's Included

• (1) Dometic DFMD25111 furnace
• Vent assembly
• Installation manual
• 3 duct collars

⚠️ Access Door NOT Included

An access door is required but is NOT included. Compatible doors:

• Dometic 33056
• Dometic 33057

⚠️ Professional Installation Required

RV furnace installation involves working with propane gas, 12V DC electrical, ducting, and structural mounting. Improperly installed propane appliances are a fire and explosion risk. Installation should be performed by a qualified RV service technician. Always leak-test gas connections after installation.

2-Year Manufacturer Warranty

Genuine Dometic OEM

Key Features

• Genuine Dometic DFMD25111 medium furnace
• 25,000 BTU heating capacity
• Horizontal OR vertical installation
• Quiet operation with reduced air turbulence
• Compact, low-profile design
• Superior air delivery throughout the RV
• 12V DC + LPG propane
• Includes: Vent assembly, manual, 3 duct collars
• Access door NOT included — compatible doors: Dometic 33056 or 33057 (sold separately)
• Dimensions: 7-3/8" H × 16-1/2" W × 20" D
• Backed by 2-year manufacturer warranty

Specifications

• Brand: Dometic
• Model: DFMD25111
• Type: Medium RV Furnace
• Heating Input: 25,000 BTU/hr
• Fuel: LPG (Propane)
• Voltage: 12V DC
• Installation Orientation: Horizontal OR Vertical
• Dimensions: 7-3/8" H × 16-1/2" W × 20" D
• Includes: Furnace, vent assembly, manual, 3 duct collars
• Access Door: NOT included (compatible doors: Dometic 33056 or 33057)
• Warranty: 2-year manufacturer warranty