Readers ask: Are Ventless Propane Wall Heaters Safe?

There are safety concerns, and building scientists point out that ventless heaters can damage homes if they’re not sized or used correctly. Ventless heaters exhaust 100 percent of their combustion products into the house. This means chemicals like carbon monoxide, nitrogen dioxide and water vapor enter the house air.

Are wall mounted propane heaters safe?

Safety first for propane indoor heaters When used properly, propane space heaters are perfectly safe. Children and pets must be kept away from indoor propane heaters. Keep your propane indoor heater away from combustible materials like curtains, bedding, doors and furniture.

Do propane wall heaters need to be vented?

Vent-free propane space heaters require neither venting nor ductwork to operate, and both are available in a variety of capacities to suit just about any home or work space. Blue flame vent free heaters operate by convection, warming the actual air in the room.

Why is it dangerous to use an unvented propane heater indoors?

What is the hazard of carbon dioxide? CO2 is not toxic. At high concentrations it can cause sleepiness, headache, and contribute to the “stuffy” feeling of closed houses. All unvented gas heaters, even when burning properly, produce large concentrations of carbon dioxide, raising the levels of in the house.

Do propane wall heaters produce carbon monoxide?

Carbon monoxide – CO – is a toxic gas that can cause carbon monoxide poisoning. A propane heater does produce CO – carbon monoxide – generation when there is incomplete combustion.

Can you get carbon monoxide poisoning from a wall heater?

No. Only heaters that burn a combustible fuel to create heat can cause carbon monoxide build-up in your home. Either way, nothing is being burned up to create heat with an electric space heater, so carbon monoxide poisoning is not an issue.

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Can you use a ventless propane heater indoors?

Indoor and outdoor propane heaters handle the smoke they create very differently. Using an outdoor-only propane heater somewhere without serious ventilation can lead to carbon monoxide poisoning. Wall propane heaters are typically vent-free and can be used indoors.

Are ventless heaters any good?

Ventless propane heaters are usually mounted on the wall and require no venting. They are very energy-efficient but are not without some serious safety concerns (like carbon monoxide build-up).

How does a ventless propane wall heater work?

Ventless gas heaters are room-heating furnaces that do not vent air to the outside of the house. Instead, the oxygen that is needed to fuel the combustion process for heat is taken from the air inside of the room in which the unit is placed, and the resulting heat is vented back out directly from the unit.

Do ventless propane heaters cause condensation?

Q. However, they create a large amount of moisture that requires using a dehumidifier to compensate for.

Are portable propane heaters safe indoors?

Indoor propane space heater safety. Used properly, indoor propane heaters are safe. Install carbon monoxide detectors in your home, or the space where you use your indoor propane space heater. If you have a portable propane indoor space heater, do not move it while it is on.

Are portable gas heaters safe to use indoors?

Remember that portable gas-fired generators operate on fuel combustion and should never be operated indoors. When operating a generator outdoors, place it away from windows and air intakes.

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Is it OK to use propane heater in garage?

Propane heat is an economical and safe means of heating your garage without breaking your budget. Small garages of 1,000 square feet or less can use a shop heater with a rating of 45,000 to 75,000 BTUs per hour. Larger garages will need the power of a forced-air propane system rated at 60,000 BTUs per hour or more.

Can propane fumes harm you?

Propane vapor is not toxic, but it is an asphyxiating gas. That means propane will displace the oxygen in your lungs, making it difficult or impossible to breathe if exposed to high concentrations. If you suspect you have inhaled a significant amount of propane, call 911.

Is it safe to sleep with a propane heater?

Sleeping with a propane space heater on is dangerous and potentially deadly for you and your family. In fact, that’s how more than half of the fires caused by space heaters get started. If you are using a vent-free propane space heater, using it while sleeping puts you in danger of carbon monoxide (CO) poisoning.