Comfort Glow DVN17 Direct Vent Heater
#6 in Direct ventFull review
A strong value for heating a living room or small apartment on natural gas with automatic temperature control and no need for power.
Amazon $498$498
3.0/5
For a cabin or large room that needs serious heat that keeps running when the power goes out. Rinnai’s modulating units are steadier but quit without electricity.
- 35,000 BTU/hrOutput
- PropaneFuel
- FurnaceHeat
- YesThermostat
Check price at Amazon$2,008.99
Price checked November 2, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- 35,000 BTU/hr heats a family room or a small cabin
- Wall thermostat included and runs with no electricity, so it holds temperature through power outages
- Vent kit included; one hole through an outside wall is all the venting it needs
- 10 year warranty on the combustion chamber
Cons
- Only one year on parts other than the combustion chamber
- A big 37 in wide console needs 48 in of clearance above it
How it scores
The rating comes from 5 measured or published factors, each scored 0-100 against fixed reference points for its venting. How we rank explains each one.
Specifications
| Model number | DV35SGLP |
|---|---|
| Heat | |
| Venting | Direct vent |
| Heat type | Furnace |
| Maximum input | 35,000 BTU/hr |
| Fuel and controls | |
| Fuel | Propane |
| Thermostat | Yes |
| Blower | No |
| Ignition | Push button |
| Needs an outlet | No |
| Build | |
| Warranty | 1 year |
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