A low-priced 35,000 BTU furnace with variable output for a cold-weather trailer.
Amazon $699.99The Fogatti RF035A0N 35,000 BTU rates 3.4 among 35,000 BTU and up RV furnaces; the Fogatti RF030A0N 30,000 BTU rates 3.3 among 25,000 to 30,000 BTU ones. The Fogatti RF030A0N 30,000 BTU costs $20 less ($679.99 vs $699.99).
Prices were last checked November 4, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.

Scores side by side
These two sit in different size classes (35,000 BTU and up and 25,000 to 30,000 BTU), and each is scored against the reference points for its own class, so a rating says how well each does among its own size peers. How we rank explains each factor.
| Factor weight | Fogatti RF035A0N 35,000 BTU | Fogatti RF030A0N 30,000 BTU |
|---|---|---|
| Overall rating | 3.4/5 | 3.3/5 |
| Value 40% | 92 $20 per 1,000 BTU ($699.99, 35,000 BTU) | 82 $22.67 per 1,000 BTU ($679.99, 30,000 BTU) |
| Power draw 35% | 50 12 V amp draw not published (neutral score used) | 50 12 V amp draw not published (neutral score used) |
| Warranty 25% | 0 warranty not published, scored as none | 0 warranty not published, scored as none |
Specifications
| Fogatti RF035A0N 35,000 BTU | Fogatti RF030A0N 30,000 BTU | |
|---|---|---|
| Heat and power | ||
| Input capacity | 35,000 BTU | 30,000 BTU |
| Airflow | 320 CFM | 260 CFM |
| Fit | ||
| Height | 7.9 in | 7.9 in |