Mr. Heater Vent-Free
Score: 85/100
Stiebel Eltron CON 200-2
Score: 88/100Rankings

The Stiebel Eltron CON 200-2 Premium is a German-made, hardwired wall-mounted convection heater designed for silent, draft-free heating in spaces up to 200 square feet. It features an advanced digital interface with programmable timers, open window detection, and a cool-touch enameled aluminum casing suitable for bathrooms and bedrooms. The unit weighs 21.0 pounds and offers precise temperature control.
The Mr. Heater F299830 is a vent-free radiant propane heater designed to efficiently warm spaces up to 1,000 square feet using infrared technology. It delivers direct radiant heat through multiple burner tiles and features a built-in thermostat for automatic temperature control. The unit is suitable for indoor use in rooms, workshops, and cabins without the need for external venting.
| Attribute | Mr. Heater Vent-Free | ![]() |
|---|---|---|
1,000 sq ftbest | 200 sq ft | |
0 watts | 2,000 wattsbest | |
| ↓ lower better | 0 dBbest | 0 dBbest |
— | 120 hoursbest | |
3best | — | |
0 ftbest | 0 ftbest | |
| ↓ lower better | 26.72 lbs | 21 lbsbest |
30,000 BTUbest | 6,824 BTU |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | Mr. Heater Vent-Free | ![]() |
|---|---|---|
Design & Portability(2) | ||
Weight (lbs) | 26.72 lbs | 21.0 lbs |
Mounting Type | Freestanding/Wall-Mount | Wall-Mount |
Performance & Heating(2) | ||
Heating Coverage Area (sq ft) | 1000 sq ft | 200 sq ft |
BTU Output (BTU) | 30000 BTU | 6824 BTU |
Controls & Features(3) | ||
Thermostat Type | Built-in Adjustable | Digital |
Timer Duration (hours) | null hours | 120 hours |
Heat Settings | 3 | Continuous |
Safety & Compliance(2) | ||
Safety Features | ODS, Electronic Ignition | Overheat Protection, Child Lock |
Warranty Length (years) | 1 years | 3 years |
Power & Electrical(2) | ||
Wattage (watts) | 0 watts | 2000 watts |
Voltage | N/A | 240 |

There is limited information available regarding professional reviews or third-party testing data for this product. Consequently, expert consensus is not established in the provided research data.
Users generally praise the heater for its silent operation and efficient cycling capability, noting that it maintains consistent temperatures without constant maximum output. The direct radiant warmth is highlighted as a key benefit for workshops and RVs, though some users report high fuel consumption during continuous full-capacity use.

Search results lack independent expert reviews or editorials. Available information from manufacturer sites and retailers emphasizes reliable German engineering, silent convection heating, and versatile applications like bathrooms or basements.
No direct user reviews or feedback were found in the search results; manufacturer and retailer descriptions do not include consumer testimonials.