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Velux Skylights Rough Opening Sizes
Velux Skylight Rough Opening Size Tables

Model VSE & VS Product Data
Size Code
Size
C01 C04 C06
C08
M04
M06 M08 S01 S06
Outside Frame
in.
21 1/2 x 27 3/8
21 1/2 x 38 3/8
21 1/2 x 46 1/4
21 1/2 x 54 15/16
30 9/16 x 38 3/8
30 9/16 x 46 1/4 30 9/16 x 54 15/16 44 3/4 x 27 3/8 44 3/4 x 46 1/4
Rough Opening
in.
21 x 26 7/8
21 x 37 7/8
21 x 45 3/4
21 x 54 7/16
30 1/16 x 37 7/8
30 1/16 x 45 3/4 30 1/16 x 54 7/16 44 1/4 x 26 7/8 44 1/4 x 45 3/4
Daylight Area (glass)
in.
16 3/4 x 20 13/16
16 3/4 x 31 7/8
16 3/4 x 39 3/4
16 3/4 x x 48 3/8
25 7/8 x 31 7/8
25 7/8 x 39 3/4 25 7/8 x 48 3/8 40 x 20 13/16 40 x 39 3/4
Ventilation Area
sq. ft.
1.37
3.63
4.16
4.77
4.27
4.80 5.41 2.18 5.82
Net Weight
(with temp. glass) VSE/VS
lbs.
41/38
50/47
59/55
65/64
64/57
73/71 82/80 65/65 96/93

 

Model FCM Product Data
Model FCM
Size
2222 2234 2246
3030
3046 3434
4646
Inside Curb
in.
22 1/2 x 22 1/2 22 1/2 x 34 1/2 22 1/2 x 46 1/2 30 1/2 x 30 1/2 30 1/2 x 46 1/2 34 1/2 x 34 1/2 46 1/2 x 46 1/2
Outside Curb
in.
25 1/2 x 25 1/2 25 1/2 x 37 1/2 25 1/2 x 49 1/2 33 1/2 x 33 1/2 33 1/2 x 49 1/2 37 1/2 x 37 1/2 49 1/2 x 49 1/2
Max. Skylight Clearance
in.
26 1/4 x 26 1/4 26 1/4 x 38 1/4 26 1/4 x 50 1/4 34 1/4 x 34 1/4 34 1/4 x 50 1/4 38 1/4 x 38 1/4 50 1/4 x 50 1/4
Daylight Area (glass)
in.
22 /1/2 x 22/ 1/2 22 1/2 x 34 1/2 22 1/2 x 46 1/2 30 1/2 x 30 1/2 30 1/2 x 46 1/2 34 1/2 x 34 1/2 46 1/2 x 46 1/2
Net Weight
(w/ temp. glass)
lbs. 23 32 40 37 51 52 86

 

Model FS Product Data
Model FS
Size
056 101 104 106 108 112
302
304
306
308 601 606
Outside Frame
in.
15 1/4 x 46 1/4 21 1/2 x 27 3/8 21 1/2 x 38 3/8 21 1/2 x 46 1/4 21 1/2 x 54 15/16 21 1/2 x 70 3/4 30 9/16 x 30 1/2 30 9/16 x 38 3/8 30 9/16 x 46 1/4 30 9/16 x 54 15/16 44 3/4 x 27 3/8 44 3/4 x 46 1/2
Finished Framing
in.
14 3/8 x 45 1/16 20 3/8 x 26 3/16 20 3/8 x 37 3/ 16 20 3/8 x 45 1/16 20 3/8 x 53 3/4 20 3/8 x 69 3/4 29 7/16 x 29 5/16 29 7/16 x 37 3/16 29 7/16 x 45 1/16 29 7/16 x 53 3/4 43 5/8 x 26 3/16 43 5/8 x 45 1/16
Rough Opening
in.
14 1/2 x 45 3/4 21 x 26 7/8 21 x 37 7/8 21 x 45 3/4 21 x 54 7/16 21 x 70 1/4 30 1/16 x 30 30 1/16 x 37 7/8 30 1/16 x 45 3/4 30 1/16 x 54 7/16 44 1/4 x 26 7/8 44 1/4 x 45 3/4
Daylight Area (glass)
in.
12 x 42 15/16 18 3/16 x 24 1/16 18 3/16 x 35 1/16 18 3/16 x 42 15/16 18 3/16 x 51 5/8 18 3/16 x 67 7/16 27 1/4 x 27 3/16 27 1/4 x 35 1/16 27 1/4 x 42 15/16 27 1/4 x 51 5/8 41 7/16 x 24 1/16 41 7/16 x 42 15/16
Net Weight
(w/ temp. glass)
VSE/VS
lbs.
33 28 37 43 49 63 41 48 56 64 52 78

 

Model GPL & GDL Product Data
Size Code
Size
GPL M08  GPL S06  GDL P19
Outside Frame
in.
30 5/8 x 55 44 3/4 x 46 3/8 37 1/16 x 99 1/4
Rough Opening
in.
31 1/4 x 55 1/2 45 1/4 x 46 7/8 39 3/8 x 101
Daylight Area (glass)
in.
23 3/4 x 45 1/4 37 15/16 x 36 5/8 30 x 53 1/4
Ventilation Area
(opening)
sq. ft.
11.34 11.64 30 x 28 3/4
Ventilation Area (flap)
sq. ft.
30.00 47.81 36.7
Net Weight
(w/ temp. glass)
lbs.
111 123 160

 

Model QPF Product Data
Model QFS
Size
150 156 302
306
656
Outside Frame
in.
23 1/4 x
23 7/16
23 1/4 x
46 1/4
30 9/16 x
30 1/2
30 9/16 x
46 1/4
47 1/4 x
46 1/4
Finished Framing Rough Opening
in.
22 7/16 x
22 1/2
22 7/16 x
45 5/16
29 11/16 x
29 9/16
29 11/16 x
45 5/16
46 7/16 x
45 5/16
Daylight Area (glass)
in.
19 15/16 x
20 1/8
19 15/16 x
42 15/16
27 1/4 x
27 3/16
27 1/4 x
42 15/16
43 15/16 x
42 15/16
Ventilation Area
sq. ft.
2.78
5.94
5.15
8.12
13.10
Net Weight
(w/ temp. glass)
lbs.
40
64
54
78
102

If you would like more information about Velux Skylights
and would like to visit their web site please click here.

Any questions relating to rough opening sizes or optional
features can be emailed here or phone (562) 494-2096.

Delivery fee for Velux Skylights is Free, regardless of size or amount.
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