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Dometic 20,000 BTU Small LP Gas Furnace for RVs

$1,184.49 on Amazon.com (as of October 9, 2026, 2:14 AM EST) View details ↗

The Dometic DFSD‑20111 delivers 20,000 BTU of reliable heat in a compact, lightweight package designed specifically for recreational vehicles, travel trailers, and campers. Engineered for quiet operation, the furnace reduces air turbulence, creating a peaceful indoor environment even when the heater is running at full capacity. Its compact dimensions make it easy to locate in tight spaces without compromising performance, giving RV owners a dependable source of warmth on the road.

Installation flexibility is a standout feature: the unit can be mounted vertically or horizontally, allowing you to adapt it to a variety of floor plans and space constraints. Dometic also offers the most duct‑configuration options on the market, so you can route warm air exactly where it’s needed, whether that’s a single room or multiple zones throughout the vehicle. Maintenance is straightforward, with engineered access points that simplify routine service and ensure consistent air delivery over the life of the furnace.

Overall, the DFSD‑20111 combines efficient heating, low‑noise operation, and versatile installation in a single, space‑saving design. It’s an ideal solution for anyone seeking dependable comfort during cold‑weather travel without the hassle of bulky equipment.

Heating Capacity20,000 BTU
Can the furnace be installed both vertically and horizontally?
Yes, the DFSD‑20111 is designed for flexible installation and can be mounted in either orientation to suit your RV layout.
What ducting options are available for distributing heat?
The furnace supports the widest range of duct configurations on the market, allowing you to route warm air to one or multiple zones as needed.
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