How do I know what size gas logs to get?
Begin by measuring the front width, back width, height, and depth of your fireplace. In order to accommodate gas logs, your fireplace should be at least 12-14 inches deep, although some options are available for fireplaces as shallow as 9.5 inches.
What size of gas fireplace do I need?
As a basic benchmark, a small gas fireplace will heat less than 500 sq. ft., a medium gas fireplace will heat between 500 – 1,000 sq. ft, a large gas fireplace will heat between 1,000 – 2,200 sq. ft., and an extra-large gas fireplace will heat over 2,200+ sq.
What size BTU gas logs do I need?
The formula for calculating the maximum BTU allowed is: Room Width x Room Length x Ceiling Height x 20.
How do I know what size fireplace insert I need?
The key factor in selecting the size is based on the opening of the existing fireplace. To determine the right size, measure the following: opening height, opening width, opening depth (top and bottom), rear width and the depth of the hearth (area in front of fireplace).
What size gas line do I need for a gas fireplace?
If you have 100,000 BTU available from your gas source for your fire pit, and the fire pit is 20 feet from the gas source, you would need a 3/4″ diameter hard pipe. If the same fire pit is 100 feet from the gas source then you would need a 1″ diameter pipe. The 3/4″ pipe over 100 feet would only deliver 68,000 BTU’s!
What kind of gas logs do I need?
When shopping for gas logs, you’ll need to choose vented or vent-free logs. This decision comes down to many factors, including looks versus efficiency, local building codes and fireplace placement. With vented logs, you’ll enjoy a large, realistic-looking flame that operates with an open chimney flue or damper.
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How wide is a standard gas fireplace?
Standard Fireplace Surround Dimensions
Most fireplaces are 42 inches wide, while some smaller fireplaces can have as little as a width of 36 inches. Some somewhat bigger fireplaces can even be 48 inches wide. With the height, generally, a mantle should at least be 12 inches above the opening.
How many Btus is a typical gas fireplace?
Gas fireplaces have a wide range of heat output, from about 7,000 to 60,000 Btus. Use this formula to determine which models generate enough heat to warm your room. The formula assumes that your house is well insulated and has tight windows, and that you like the temperature set at 72 degrees F.
How many Btus should a gas fireplace have?
You can expect a standard gas fireplace to be around 30-40,000BTUs. A gas fireplace heat output might be shortened, to 30kBTU for 30,000BTU for example, for simplicity purposes. What is this? BTU is a standard measurement of heat, and is short for British Thermal Unit.
What BTU rating do I need?
For example, a 300 square foot room typically requires 7,000 BTUs to maintain a comfortable temperature, while a 1,000 square foot room requires 18,000 BTUs. A simple formula to determine your heating needs is: (desired temperature change) x (cubic feet of space) x . 133 = BTUs needed per hour.
How many BTU should my fireplace be?
The number of BTUs a gas or wood fireplace can generate varies widely, depending on the size and model of the fireplace. Generally speaking, gas fireplaces can produce anywhere from 8,000-60,000 BTUs, and wood burning fireplaces range from 20,000-40,000 BTUs.
How many square feet will 30000 BTUs heat?
For example, a 30,000 BTU space heater will heat 1,000 square feet in Florida, which is in hot climate. You can only heat 600 sq ft if you are living in cold climate. For most areas, 40,000 BTU will heat 800 square feet. But if you live in very south, it can heat more than 1,000 sq ft.
How do you measure for a gas fireplace insert?
Start with Dimensions
- Length: The distance from one side of the fireplace to the other. Measure the length at both the opening and back of the firebox.
- Height: The distance from the floor of the firebox to the top. …
- Depth: The distance from the opening of your fireplace to the back wall of the firebox.
What’s the difference between a gas fireplace and a gas insert?
Gas fireplaces are very similar to gas inserts. They are made the same way, with the box-within-a-box setup. However, the difference between gas fireplaces vs. gas inserts is that a built-in gas fireplace doesn’t require an existing fireplace or chimney.
How do I identify my fireplace insert?
You can generally tell you have a fireplace insert if the firebox is metal and surrounded by a steel shell. To know for sure what type of insert you have, look for the nameplate under the grill by the pilot light and gas valve.
What happens if gas line is too small?
An undersized gas system can cause poor performance in the appliances. It could cause the burners to soot, pilots lights and burners to go out, or cause condensate to form in the heat exchanger of the furnace or water heater.
How many Btus can a 3/4 gas pipe carry?
Steel Pipe – Schedule 40
| Capacity of Pipe (MBH ≈ CFH) | ||
|---|---|---|
| Pipe Size (in) | Pipe Length (ft) | |
| 3/4 | 0.824 | 50 |
| 1 | 1.049 | 100 |
| 1 1/4 | 1.380 | 219 |
What size is residential gas line?
Some homes are only equipped with gas lines that are 3/4 inch (“) in diameter, as this is a standard size for supporting major appliances. Other homes may have a combination of 1-inch, 1/2-inch, and 3/4-inch gas lines.
Can I install gas logs myself?
You should not install gas logs on your own because gas log installation involves obtaining an installation permit and getting a post-installation inspection from a town or city inspector.
Are gas logs worth it?
Gas logs are a much safer heating and aesthetic alternative to a real fire, especially if you have pets, kids, or limited space. Real logs run the danger of producing flying sparks and creosote buildup in the chimney itself, but gas logs produce a tame flame and put less matter into the air when burned.
Which is better vented or ventless gas logs?
Ventless fireplaces are more energy efficient than vented fireplaces because no heat escapes up the flue, so you’ll save money on gas utility bills. A vented gas fireplace uses more gas to create the same level of warmth because some of its heat escapes through the flue.
What is a normal size fireplace?
The average fireplace has the following dimensions: An opening that’s between 24-36 inches wide, 24-29 inches high, and 16 inches deep. On average, the distance between the hearth and the damper is about 37 inches. The fireplace’s rear firebox is generally between 11-19 inches wide, with a height of 14 inches.
What size should a fireplace be?
The standard size of a fireplace is anywhere from 2 – 3 feet wide, 24 – 29 inches high, and always about 16 inches deep. Of course, the opening could vary depending on your style and design ideas, as well as where you are locating the fireplace.
How much space do you need around a fireplace?
The National Fire Code requires all combustible material to be at least 6 inches from the opening of the firebox. For every 1/8 inch of protruding combustible material, you must account for an additional inch of clearance.
Is it expensive to run a gas fireplace all day?
Not at all. Using natural gas is one of the most inexpensive ways to heat your home. That’s why gas fireplaces, gas fireplace inserts, outdoor gas fireplaces, even gas furnaces are such cost-effective heating options. Realistically, most gas-powered fireplaces will burn through about $1 worth of natural gas per day.
How much propane do gas logs use?
As a general rule, a propane fireplace uses about one gallon of propane for each 100,000 BTU. So if you install a propane fireplace that is rated 50,000 BTU, you’ll be using about one gallon of propane for every two hours that it’s in use.
Does running a gas fireplace cost a lot?
The average price of natural gas in the US in 2020 was around $11 per thousand cubic feet 1, equating to about $1.06 per therm. That means that a 38,000 BTU gas fireplace costs approximately $0.40 an hour to run.
How many square feet will 35000 BTU heat?
BTUs Per Sq Ft
Example: With 35,000 BTU, you can heat a 1,000 sq ft home in Florida. If you’re from Chicago, a 35,000 BTU heater will adequately heat a 600 sq ft home. You can also check a similar BTU calculator for air conditioning here.
How many hours can you run a gas fireplace?
In general, you should not run an unvented fireplace for more than three hours at a time. If you are using natural gas, you can usually run your fireplace for up to four hours before needing to refuel. If you are using propane, the limit is typically two hours.
Do gas logs use a lot of gas?
Based on the currently available models, gas log sets burn anywhere from 60,000 – 90,000 BTUs of gas per hour. On the other hand, the more efficient gas fireplaces use 10,000 – 70,000 BTUs/hour. In comparison, the average furnace requires around double the amount of gas.
Is 8000 BTU enough for a bedroom?
Recommended BTU By Room Size
If your room is 10’x 20′ (200 square feet), you’d need to look at a 6,000 BTU unit. Once you get into 340 and 400 square feet per room, you’d need an 8,000 or 9,000 BTU air conditioner, respectively.
How many BTU do I need for a 20×20 room?
Rule of thumb. A 1 ton (12,000 BTUH) unit is doable in the space you want to cool. To handle the hot, humid summer heat of your area, I would increase it to 15,000 – 16,000 BTUH.
How many BTU is 600 square feet?
APPROXIMATE BTU OUTPUT NEEDED BY SQUARE FOOTAGE
| APPROX. SQ.FT. | RECOMMENDED INSULATION |
|---|---|
| Up to 400 | 8,000 BTU |
| Up to 600 | 12,000 BTU |
| Up to 800 | 16,000 BTU |
| Up to 1000 | 20,000 BTU |
How many BTU is a fire log?
The amount of heat produced by a wood fireplace from Regency varies greatly, however, typical units produce between 38,000 and 80,000 BTU’s, enough to heat any sized room.
What is a good heat output for gas fire?
To heat your average-sized room (Approx 4m x 5m or 13ft x 16ft) your gas fire will want a heat output of 4-5kW. This is pretty standard on most gas fires. If you’re wanting to heat a large room, you might want to go for a gas fire with larger heat output.
Do gas fireplaces give off much heat?
Gas fireplaces are an efficient type of fireplace that are typically good at providing heat for the room in which they are located, and can be much more efficient and produce more heat compared to the existing masonry fireplace they replace.
What size furnace do I need for a 3000 sq ft home?
The general rule of thumb is that you want 40-45 BTUs of heat per square foot of your home. So, if your home is 3,000 square feet, you’ll want a furnace that produces between 120,000 BTUs and 135,000 BTUs. The more BTUs, the more expensive the furnace.
How many BTUs do I need to heat a 24×24 garage?
There is a basic rule of thumb for forced-air heaters, which is to heat a two- to 2-1/2 car garage and a three-car garage with 60,000 Btu.
How much does it cost to run a 30000 BTU natural gas heater?
One gallon of Propane contains 92,000 Btu’s, which will operate a 30,000 Btu wall heater for a little more than 3 hours. This means the cost to operate a 30,000 Btu wall heater using Propane is around $. 80 per hour.
Are gas fireplace inserts worth it?
A gas insert can easily serve as the primary source of heat for your home, while using 50% to 90% less gas than gas logs and up to 75% less gas than a gas furnace.
How big is builders opening?
Technically you will also need to inform your local building control officer. In The Stove Yard’s experience it is usually possible to create a larger opening of approximately 900mm x 900mm (3’x3′) without too much work in most chimney breasts.