Kai Roofing Calculator
Calculate the surface area of your roof
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About
Units:
ft
m
yd
in
cm
Home
U Shaped roof area calculator
Roof area calculator
-
U Shaped
No pitch required (how
)
Simple roof
One small dormer
One large dormer
Two small dormers
Two small dormers
Mixed dormers
* This image is to clarify which is the rise of the roof (H) and the rise of the dormer (h). The image is for general informational purpose.
3D
Your roof dimensions:
L1
L2
L3
l
H
Calculate
*
L
is the length of the roof
*
l
is the width of the roof
*
H
is the rise (height) of the roof (
3D image
)
* For decimal dimensions, use the dot notation! (
.
)
Total Roof area:
...
Roof Shingles
Roof Lengths
AK = KG = BL = LF =
...
CD = DE = HI = IJ =
...
AB =
...
BC =
...
EF =
...
FG =
...
GH =
...
AJ =
...
IK =
...
KL =
...
DL =
...
Roof Surfaces
ABLK =
...
BCDL =
...
DEFL =
...
FGKL =
...
GHIK =
...
AJIK =
...
Roof Slopes
ABLK = BCDL = DEFL = FGKL = GHIK = AJIK
Slope Grade =
... %
Angle =
... deg
Pitch =
... x12
If you like our calculator, please buy us a coffee!
* This image is to clarify which is the rise of the roof (H) and the rise of the dormer (h). The image is for general informational purpose.
3D
Your roof dimensions:
L1
L2
L3
l
H
Small dormer:
Lu0
Lu 0
Lu 1
Lu1
h
h
Calculate
*
L
is the length of the roof
*
l
is the width of the roof
*
H
is the rise (height) of the roof (
3D image
)
* For decimal dimensions, use the dot notation! (
.
)
Total Roof area:
...
Roof Shingles
Roof Lengths
AK = KG = BL = LF =
...
CD = DE = HI = IJ =
...
AB =
...
BC =
...
EF =
...
FG =
...
GH =
...
AJ =
...
IK =
...
KL =
...
DL =
...
Roof Surfaces
ABLK =
...
BCDL =
...
DEFL =
...
FGKL =
...
GHIK =
...
AJIK =
...
Roof Slopes
ABLK = BCDL = DEFL = FGKL = GHIK = AJIK
Slope Grade =
... %
Angle =
... deg
Pitch =
... x12
If you like our calculator, please buy us a coffee!
* This image is to clarify which is the rise of the roof (H) and the rise of the dormer (h). The image is for general informational purpose.
3D
Your roof dimensions:
L1
L2
L3
l
H
Large dormer:
Lu 0
Lu0
Lu 1
Lu1
Lu 2
Lu2
h
h
Calculate
*
L
is the length of the roof
*
l
is the width of the roof
*
H
is the rise (height) of the roof (
3D image
)
* For decimal dimensions, use the dot notation! (
.
)
Total Roof area:
...
Roof Shingles
Roof Lengths
AK = KG = BL = LF =
...
CD = DE = HI = IJ =
...
AB =
...
BC =
...
EF =
...
FG =
...
GH =
...
AJ =
...
IK =
...
KL =
...
DL =
...
Roof Surfaces
ABLK =
...
BCDL =
...
DEFL =
...
FGKL =
...
GHIK =
...
AJIK =
...
Roof Slopes
ABLK = BCDL = DEFL = FGKL = GHIK = AJIK
Slope Grade =
... %
Angle =
... deg
Pitch =
... x12
If you like our calculator, please buy us a coffee!
* This image is to clarify which is the rise of the roof (H) and the rise of the dormer (h). The image is for general informational purpose.
3D
Your roof dimensions:
L1
L2
L3
l
H
Small dormer:
Lu0
Lu 0
Lu 1
Lu1
h
h
Small dormer 2:
Lu 3
Lu3
Lu 4
Lu4
h 2
h 2
Calculate
*
L
is the length of the roof
*
l
is the width of the roof
*
H
is the rise (height) of the roof (
3D image
)
* For decimal dimensions, use the dot notation! (
.
)
Total Roof area:
...
Roof Shingles
Roof Lengths
AK = KG = BL = LF =
...
CD = DE = HI = IJ =
...
AB =
...
BC =
...
EF =
...
FG =
...
GH =
...
AJ =
...
IK =
...
KL =
...
DL =
...
Roof Surfaces
ABLK =
...
BCDL =
...
DEFL =
...
FGKL =
...
GHIK =
...
AJIK =
...
Roof Slopes
ABLK = BCDL = DEFL = FGKL = GHIK = AJIK
Slope Grade =
... %
Angle =
... deg
Pitch =
... x12
If you like our calculator, please buy us a coffee!
* This image is to clarify which is the rise of the roof (H) and the rise of the dormer (h). The image is for general informational purpose.
3D
Your roof dimensions:
L1
L2
L3
l
H
Large dormer:
Lu 0
Lu0
Lu 1
Lu1
Lu 2
Lu2
h
h
Large dormer 2:
Lu 4
Lu4
Lu 5
Lu5
Lu 6
Lu6
h 2
h 2
Calculate
*
L
is the length of the roof
*
l
is the width of the roof
*
H
is the rise (height) of the roof (
3D image
)
* For decimal dimensions, use the dot notation! (
.
)
Total Roof area:
...
Roof Shingles
Roof Lengths
AK = KG = BL = LF =
...
CD = DE = HI = IJ =
...
AB =
...
BC =
...
EF =
...
FG =
...
GH =
...
AJ =
...
IK =
...
KL =
...
DL =
...
Roof Surfaces
ABLK =
...
BCDL =
...
DEFL =
...
FGKL =
...
GHIK =
...
AJIK =
...
Roof Slopes
ABLK = BCDL = DEFL = FGKL = GHIK = AJIK
Slope Grade =
... %
Angle =
... deg
Pitch =
... x12
If you like our calculator, please buy us a coffee!
* This image is to clarify which is the rise of the roof (H) and the rise of the dormer (h). The image is for general informational purpose.
3D
Your roof dimensions:
L1
L2
L3
l
H
Large dormer:
Lu 0
Lu0
Lu 1
Lu1
Lu 2
Lu2
h
h
Small dormer:
Lu 4
Lu4
Lu 5
Lu5
h 2
h 2
Calculate
*
L
is the length of the roof
*
l
is the width of the roof
*
H
is the rise (height) of the roof (
3D image
)
* For decimal dimensions, use the dot notation! (
.
)
Total Roof area:
...
Roof Shingles
Roof Lengths
AK = KG = BL = LF =
...
CD = DE = HI = IJ =
...
AB =
...
BC =
...
EF =
...
FG =
...
GH =
...
AJ =
...
IK =
...
KL =
...
DL =
...
Roof Surfaces
ABLK =
...
BCDL =
...
DEFL =
...
FGKL =
...
GHIK =
...
AJIK =
...
Roof Slopes
ABLK = BCDL = DEFL = FGKL = GHIK = AJIK
Slope Grade =
... %
Angle =
... deg
Pitch =
... x12
If you like our calculator, please buy us a coffee!
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If you like our calculator, please buy us a coffee!
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