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Mr. Heater MH35FA — Review & Specs | Pricepect | Pricepect

Home HeatersMr. Heater MH35FA

Mr. Heater MH35FA — image 1

Mr. Heater

Mr. Heater MH35FA

$151.10

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F270035Black35 1 year limited warranty.

Expert Review Analysis

The Mr. Heater MH35FA is a portable forced‑air propane heater delivering a fixed 35,000 BTU output, designed for contractors and homeowners needing rapid heat in large, uninsulated spaces up to about 875 sq ft. It features rugged steel construction, piezo ignition and built‑in safety shut‑offs.

✓ Best for: Contractors, construction workers, and homeowners who need temporary heat for large, uninsulated spaces such as 24×24 ft garages, workshops, job sites, vehicle‑detailing bays, or emergency spot‑heating where ambient temperatures can drop to 0°F.✗ Not ideal for: Small, tightly sealed rooms, users who require variable heat settings or low‑power modes, and situations where adequate ventilation cannot be guaranteed.

Pros

✓Rapid heating raises garage temperature from ~25°F to over 40°F in minutes.
✓Rugged steel construction feels sturdy and durable for job site use.
✓Piezo push‑button ignition provides reliable, tool‑free start‑up.

Price History

Current

$151.10

Average

$118.28

Lowest

$82.79

Highest

$175.00

Price trend (90d):+3.4%

Best Seller Rank History

Now#50Best#8Worst#1,801 +1,142

Lower = better sales rank

Specifications

Accessories

Included Accessories10-foot hose and regulator

Design

ColorBlack

ConstructionRugged steel body with control box, valve, thermocouple, hose and regulator

Height324 mm mm

Width248 mm mm

Length523 mm mm

General

BrandMr. Heater

ModelF270035

Warranty1 year limited

Fuel TypePropane

Minimum Ambient Temperature0°F (-17.8°C) °F

Performance

Heating Output35,000 BTU/hr (10.25 kW) BTU/hr

Heated Air Output100 cfm (2.83 cmm) cfm

Air Temperature Rise150°F (83°C) °F

Heating Area875 sq ft sq ft

Runtime12 hours minutes

Power

Fuel Consumption1.6 lb/hr lb/hr

Gas Supply Pressure200 psi max, 20 psi min

Safety

High Temperature Limit240°F (116°C) °F

Safety FeaturesHigh temperature limit switch, flame safety shutoff, piezo push-button ignition

Dimensions & Weight

Height12.75 Inches

Width9.75 inches

Depth20.63 inches

Weight0.000625 pounds

Research Sources

northerntool.com

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User Reviews

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3.9

(196 reviews)

✓Compact size and ~10 lb weight make it easy to transport and position.

✓Built‑in high‑temperature limit switch and flame‑loss safety shut‑off protect users.

Cons

✗Fixed 35,000 BTU output offers no low‑high setting, limiting heating flexibility.
✗Requires proper ventilation and full propane tanks to avoid safety hazards.
✗Performance can be reduced if the propane cylinder develops frost during use.
✗Some retailer sites have limited product access, making purchase inconvenient.
✗Dimension listings are inconsistent, causing confusion about exact size.

From Expert Reviews

Praised by Experts

✓Professional reviewers highlight contractor‑grade durability and steel build quality.
✓Portability combined with 35,000 BTU output is praised for covering up to 875 sq ft.
✓Safety features such as auto‑shutoff on flame loss and high‑temp limit are emphasized.
✓Piezo ignition and straightforward controls are noted as user‑friendly for pros.

Criticized by Experts

✗Editors note the lack of variable heat settings reduces adaptability for different tasks.
✗Fixed output may be insufficient for larger spaces despite the high BTU rating.
✗Ventilation requirements are stressed, limiting use in tightly sealed environments.

From User Reviews

Users Love

✓Everyday users report fast, powerful heat that quickly warms large garages.
✓Customers appreciate the solid, non‑cheap feel of the steel housing.
✓The heater’s easy piezo ignition is repeatedly mentioned as convenient.
✓Portability is valued for moving the unit between job sites or workshops.
✓Effective heating even in sub‑freezing ambient temperatures is frequently praised.

Users Complain About

✗Users complain the heater cannot be adjusted to lower or higher settings.
✗Proper propane setup is required; frost on tanks can cause performance issues.
✗Adequate ventilation is mandatory, which some users find inconvenient.
✗Limited availability on certain retailer websites frustrates buyers.
✗Inconsistent dimension information leads to uncertainty about space requirements.

Expert Opinion

Professional reviewers commend the MH35FA for its contractor‑grade steel construction, portable form factor and reliable safety mechanisms, noting it delivers strong heat coverage for up to 875 sq ft. However, they point out the single‑speed output and strict ventilation needs limit its flexibility compared with higher‑BTU or variable‑setting models.

What Users Say

Everyday users overwhelmingly praise the heater’s quick, powerful heat and sturdy build, especially for warming large garages and workshops in sub‑freezing conditions. Recurring themes include appreciation for easy piezo ignition and portability, while complaints focus on the lack of adjustable output, the necessity for proper ventilation, and occasional frost buildup on propane tanks.

Common Complaints

Fixed single output, mandatory ventilation, frost buildup on propane cylinders during extended use, inconsistent dimension listings, and limited product availability on some retailer sites.

What People Are Saying

“Raised a 24x24 ft. partially insulated garage from ~25°F to 41-42°F effectively.”
Unboxing video2023

How It Compares

vs. Mr. Heater Larger Model

Advantages

✓Higher BTU output (50,000 + BTU) can heat larger or more insulated spaces more quickly
✓Often includes variable heat settings for greater flexibility

Disadvantages

✗Significantly heavier and bulkier, reducing portability
✗Higher fuel consumption and larger propane tank requirement

Choose the larger model when you need maximum heat power and adjustable settings; choose the MH35FA for portable, quick‑heat applications in medium‑size spaces.

Rating Trend

Rating3.9/ 5Reviews196+21 reviews -0.60