What are the dimensions of a firebox?
Firebox Dimensions and Chimney Heights
| Fireplace Opening Width | 24″ | 36″ |
|---|---|---|
| Firebox Depth | 16″ | 16″ |
| Rear Firebox Width | 11″ | 23″ |
| Rear Firebox Wall Vertical Height | 14″ | 14″ |
| Nominal Flue Size | 8×12 | 12×12 |
How big should the firebox be for an outdoor fireplace?
Outdoor fireplaces can be as small as four feet tall, three feet wide and two feet deep. While larger fireplaces, complete with mantel and hearth, built-in seating and wood storage boxes, can be as large as 15 feet tall, 15 feet wide and 4 feet deep….Outdoor Fireplace Size.
| Firebox Size (inches) | Minimum Chimney Height |
|---|---|
| 48x32x18 | 16.5′ |
What is the minimum depth of a standard masonry fireplace firebox?
20 inches
The firebox of a concrete or masonry fireplace shall have a minimum depth of 20 inches (508 mm). The throat shall not be less than 8 inches (203 mm) above the fireplace opening. The throat opening shall not be less than 4 inches (102 mm) in depth.
How big is builders opening?
approximately 900mm x 900mm
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.
What is the standard fireplace opening size?
The average fireplace has the following dimensions: What is this? 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.
Why does smoke come out the front of my outdoor fireplace?
Every fireplace will tend to smoke out the front while the flue is warming up or cooling down. That is a principle of thermodynamics. Heat rises, but smoke has some weight that is influenced by gravity and air pressure, rising heat creates an advantage at the top of the chimney to draw more smoke up the flue.
What is the minimum required thickness for the hearth of a masonry fireplace?
4 inches
The minimum thickness of fireplace hearths shall be 4 inches (102 mm).
Can you use drywall around a fireplace?
Drywall + Fireplace = House Fire Unfortunately, this is highly flammable and is not an appropriate or safe fireplace surround. The sheetrock had to be removed and replaced with any type of non-combustible surround – stone, tile, marble, or metal.
What size do fire bricks come in?
There are two standard sizes of fire brick: 9 in × 41⁄2 in × 3 in (229 mm × 114 mm × 76 mm) and 9 in × 41⁄2 in × 21⁄2 in (229 mm × 114 mm × 64 mm). Also available are firebrick “splits” which are half the thickness and are often used to line wood stoves and fireplace inserts.
What is a standard builders opening?
This is the rectangular opening set in a chimney breast to take a solid fuel open fire which would have incorporated a decorative fire surround at some point.