Description
Rinnai EX22DTWP Direct Vent Wall Furnace – Propane (LP)
The Rinnai EX22DTWP delivers efficient, quiet, and comfortable propane heat in a compact wall-mounted design. Ideal for mid-sized rooms, additions, cabins, and hard-to-reach spaces, this LP model uses sealed combustion to maintain excellent indoor air quality while providing consistent warmth all season long.
Key Benefits
- Efficient propane heating for medium-size areas and supplemental heat needs.
- Sealed direct-vent system pulls combustion air from outdoors to keep indoor air clean.
- Quiet operation engineered for bedrooms, offices, and living spaces.
- Digital temperature control for precise, reliable comfort.
- Cool-touch cabinet adds safety in family spaces and high-traffic rooms.
- No ductwork needed—simple wall-mount installation.
Specifications
- Model: EX22DTWP (Propane)
- Fuel Type: LP Gas
- BTU Range: 8,200 – 21,500 BTU/h (LP model typical)*
- Efficiency: Up to ~82% AFUE (D-Series)
- Vent Type: Sealed direct vent
- Thermostat: Integrated digital controller
- Safety: Cool-touch exterior, child lock, oxygen depletion shutoff
- Warranty: 10-year heat exchanger, 5-year parts, 2-year labor
*Exact LP performance sourced from EX22 series specification guidance.
Common Uses
- Bedrooms, offices, dens, and mid-size living spaces
- Cabins, cottages, and off-grid propane heating
- Home additions or rooms without ductwork
- Supplemental heat for cold zones in the home
FAQ
Is this model specifically propane?
Yes—the EX22DTWP is factory-configured for LP gas. A separate natural gas version is available.
Do I need ductwork?
No—this is a ductless unit. It mounts on an exterior wall with a sealed vent kit.
The “A” vent kit is included with the EX Series appliance
A Vent Kit No. FOT-151. Fits Walls 4 1/2 – 9 1/2 in (115 – 240 mm)
Can it serve as a primary heat source?
For small to mid-size rooms, yes—it offers efficient and consistent heating output.
Comparison Chart
| Model | Fuel | BTU Range (Min–Max) | Mount / Vent | Dimensions (W×H×D) | Notes |
|---|---|---|---|---|---|
| EX08DT (NG/LP) | NG or LP | 3,000–8,000 BTU/h | Surface-mounted, direct vent | 18.3? × 27.4? × 10.1? | Compact zone heater; thermostat compatible. |
| EX11DT (NG/LP) | NG or LP | NG: 5,500–11,000 • LP: 5,700–11,000 BTU/h | Surface-mounted, direct vent | 18.3? × 27.4? × 10.1? | Small/medium rooms; same cabinet as EX08. |
| EX17DT (NG/LP) | NG or LP | 8,200–16,700 BTU/h | Surface-mounted, direct vent | 29.9? × 22.9? × 10.1? | Great mid-size step-up from EX11. |
| EX22DT (NG/LP) | NG or LP | NG: 8,200–21,500 • LP: 8,200–20,700 BTU/h | Surface-mounted, direct vent | 29.9? × 22.9? × 10.1? | Most popular size; thermostat/Wi-Fi interface ready. |
| EX38DT (NG/LP) | NG or LP | NG: 13,200–38,400 • LP: 13,200–36,500 BTU/h | Surface-mounted, direct vent | 36.6? × 26.4? × 13? | Largest output; approved to 10,200 ft. |
Specs vary by fuel and revision; always verify against the current Rinnai spec sheet for your exact model.
Efficient, Compact LP Heating
The Rinnai EX22DTWP offers powerful propane heating in a quiet, compact design—ideal for homeowners, cabin owners, and anyone needing reliable comfort in spaces without ductwork.
Reviews
There are no reviews yet.