To make it simple, the typical combustion gas temperature for a 90+% efficient furnace should be in the
100 to 130 degree F range
. This usually equates to a median pipe material temperature value of 86 to 100 degree F.
Should my furnace exhaust pipe be hot?
It's normal for your exhaust pipe
and the exhaust to feel warm. It's also normal to see icicles or other icy build-up around the pipe during freezing weather. If your pipe is very hot, call Breedlove Dobbs so we can have an experienced and qualified technician check it out.
How hot does a direct vent pipe get?
The heating capacity from a direct-vent fireplace can be
as high as 40,000 Btuh (Btu per hour)
. In order to keep your family room from overheating, select a thermostatically controlled model. Some models have two-level burners so the gas logs can be fired at a lower heat level during mild weather.
What temperature should heat be coming out of vent?
The proper temperature coming out of the vents should be
14 to 20 degrees different than the air going
into the return vent.
How do you tell if your furnace is venting properly?
How Do I Know If My Furnace Isn't Venting Properly?
Gas furnace fumes are moist
, so if you notice “sweat” on your windows, this is a sign that your furnace isn't venting correctly. When your furnace comes on in the morning, if it is venting into your house rather than outdoors, moisture will condense on the cold glass.
Does a wood-burning fireplace need a vent?
Fireplaces, stoves and fireplace inserts need to be vented to the outdoors either horizontally or vertically (except for electric fireplaces). … Wood Fireplaces and Stoves –
venting must be terminated to the outdoors vertically
. Pellet Stoves – most are vented horizontally, directly through the wall to the outdoors.
Does a fireplace need a fresh air vent?
Fire requires oxygen, so any fireplace with real fire from a source such as wood or gas
requires a renewable supply of incoming air
. … This is often referred to as “fresh air,” though the IRC also calls it “combustion air.”
Why does my heat feel like cold air?
There are a few reasons your heat pump could be blowing cold air. …
Turn off the heat at the thermostat and check your air filter
. If it's dirty, change it! Make sure the thermostat is set to “AUTO”, not “ON”.
Why is cold air coming out of my vents when the heat is on?
Clogged air filters could be causing cold air to blow out of your vents. A dirty air filter can block airflow over your furnace's heat exchanger, which can cause it to overheat.
Why is cold air blowing when the heat is on?
Your furnace may be blowing cold air
because the filter is too dirty
. A dirty air filter blocks airflow over the furnace's heat exchanger, causing it to overheat. When overheating, your furnace can trip a high limit switch, causing the furnace burners to shut off so that the heat exchanger does not crack.
How do I know if my heating element is bad in my furnace?
Sometime during the life of a range or wall oven a failure of the oven Bake or Broil elements could occur. When an element fails it will usually
“open” the electrical circuit and no further heating will take place
. … The household fuses or circuit breakers may “blow” or trip.
What is code for furnace exhaust?
The gas vent (chimney for the furnace) should extend at least 3 feet above the highest point where it passes through a roof and at least 2 feet higher than any portion of the house within a horizontal distance of 10 feet.
How long can a furnace vent pipe be?
The maximum vertical distance you can run a furnace exhaust vent is
about 15 feet
. If there is a forced air inlet within 10 feet of the exhaust vent, the exhaust gas ventilation terminal should be positioned at least 3 feet above it.
Can I cover the vents on my fireplace?
Fans can be disconnected or removed, of course, but
the vents are not intended to be covered or plugged
. May not matter as much in the case of the gas log set, but I would be very concerned about the one that looks like it has a wood insert or door set on there.
Can a ventless fireplace make you sick?
One of the greatest risks of using a ventless fireplace is that of
carbon monoxide poisoning
, which can be deadly inside your home. Specifically, carbon monoxide is a colorless and odorless gas that, in high enough concentrations, can lead to serious health problems such as: nausea.
What is the vent at the bottom of my fireplace for?
Bottom Air Vent – The bottom air vent on
Old-Style Heatilator Fireplaces are where cool room air is drawn into the fireplace
. The air is then routed around the firebox and exits through the top air vent where it returns to the room as heated air.
