Fixed Skylight (FS) – Deck Mounted

FS Size Code	A06	C01	C04	C06	C08	C12	D26	D06	M02	M04	M06	M08	S01	S06
Outside frame (W”xH”)	151⁄4 x 461⁄4	211⁄2 x 273⁄8	211⁄2 x 383⁄8	211⁄2 x 461⁄4	211⁄2 x 5415⁄16	211⁄2 x 703⁄4	231⁄4 x 237⁄16	231⁄4 x 461⁄4	309⁄16 x 301⁄2	309⁄16 x 383⁄8	309⁄16 x 461⁄4	309⁄16 x 5415⁄16	443⁄4 x 273⁄8	443⁄4 x 461⁄4
Rough opening/ Finished frame (W”xH”)	141⁄2 x 453⁄4	21 x 267⁄8	21 x 377⁄8	21 x 453⁄4	21 x 547⁄16	21 x 701⁄4	221⁄2 x 2215⁄16	221⁄2 x 453⁄4	301⁄16 x 30	301⁄16 x 377⁄8	301⁄16 x 453⁄4	301⁄16 x 547⁄16	441⁄4 x 267⁄8	441⁄4 x 453⁄4

View skylight size details

Fixed Skylight (FCM) – Curb Mounted

FCM Size Code	1430	1446	2222	2230	2234	2246	2270	3030	3046	3055	3434	3446	4646	4672
Inside curb (W”xH”)	141⁄2 x 301⁄2	141⁄2 x 461⁄2	221⁄2 x 221⁄2	221⁄2 x 301⁄2	221⁄2 x 341⁄2	221⁄2 x 461⁄2	221⁄2 x 701⁄2	301⁄2 x 301⁄2	301⁄2 x 461⁄2	301⁄2 x 551⁄2	341⁄2 x 341⁄2	341⁄2 x 461⁄2	461⁄2 x 461⁄2	461⁄2 x 721⁄2
Outside curb (W”xH”)	171⁄2 x 331⁄2	171⁄2 x 491⁄2	251⁄2 x 251⁄2	251⁄2 x 331⁄2	251⁄2 x 371⁄2	251⁄2 x 491⁄2	251⁄2 x 731⁄2	331⁄2 x 331⁄2	331⁄2 x 491⁄2	331⁄2 x 581⁄2	371⁄2 x 371⁄2	371⁄2 x 491⁄2	491⁄2 x 491⁄2	491⁄2 x 751⁄2
Maximum skylight clearance (W”xH”)	185⁄8 x 345⁄8	185⁄8 x 505⁄8	265⁄8 x 265⁄8	265⁄8 x 345⁄8	265⁄8 x 385⁄8	265⁄8 x 505⁄8	265⁄8 x 745⁄8	345⁄8 x 345⁄8	345⁄8 x 505⁄8	345⁄8 x 395⁄8	385⁄8 x 385⁄8	385⁄8 x 505⁄8	505⁄8 x 505⁄8	505⁄8 x 765⁄8

Learn more about the Velux fcm fixed skylight

---

Manual “Fresh Air” Skylight (VS) – Deck Mounted

VS Size Code	C01	C04	C06	C08	M04	M06	M08	S01	S06
Outside frame (W”xH”)	211⁄2 x 273⁄8	211⁄2 x 383⁄8	211⁄2 x 461⁄4	211⁄2 x 541⁄16	309⁄16 x 383⁄8	309⁄16 x 461⁄4	309⁄16 x 541⁄16	443⁄4 x 273⁄8	443⁄4 x 461⁄4
Rough opening/ Finished frame (W”xH”)	21 x 267⁄8	21 x 377⁄8	21 x 453⁄4	21 x 547⁄16	301⁄16 x 377⁄8	301⁄16 x 453⁄4	301⁄16 x 547⁄16	441⁄4 x 267⁄8	441⁄4 x 453⁄4

Manual “Fresh Air” Skylight (VCM) – Curb Mounted

VCM Size Code	2222	2234	2246	3030	3046	3434	4646
Inside curb (W”xH”)	221⁄2 x 221⁄2	221⁄2 x 341⁄2	221⁄2 x 461⁄2	301⁄2 x 301⁄2	301⁄2 x 461⁄2	341⁄2 x 341⁄2	461⁄2 x 461⁄2
Outside curb (W”xH”)	251⁄2 x 251⁄2	251⁄2 x 371⁄2	251⁄2 x 491⁄2	331⁄2 x 331⁄2	331⁄2 x 491⁄2	371⁄2 x 371⁄2	491⁄2 x 491⁄2
Maximum skylight clearance (W”xH”)	265⁄8 x 265⁄8	265⁄8 x 385⁄8	265⁄8 x 505⁄8	345⁄8 x 345⁄8	345⁄8 x 505⁄8	385⁄8 x 385⁄8	505⁄8 x 505⁄8

---

Electric “Fresh Air” Skylight (VSE) – Deck Mounted

VSE Size Code	C01	C04	C06	C08	M04	M06	M08	S01	S06
Outside frame (W”xH”)	211⁄2 x 273⁄8	211⁄2 x 383⁄8	211⁄2 x 461⁄4	211⁄2 x 541⁄16	309⁄16 x 383⁄8	309⁄16 x 461⁄4	309⁄16 x 541⁄16	443⁄4 x 273⁄8	443⁄4 x 461⁄4
Rough opening/ Finished frame (W”xH”)	21 x 267⁄8	21 x 377⁄8	21 x 453⁄4	21 x 547⁄16	301⁄16 x 377⁄8	301⁄16 x 453⁄4	301⁄16 x 547⁄16	441⁄4 x 267⁄8	441⁄4 x 453⁄4

Electric “Fresh Air” Skylight (VCE) – Curb Mounted

VCE Size Code	2222	2234	2246	3030	3046	3434	4646
Inside curb (W”xH”)	221⁄2 x 221⁄2	221⁄2 x 341⁄2	221⁄2 x 461⁄2	301⁄2 x 301⁄2	301⁄2 x 461⁄2	341⁄2 x 341⁄2	461⁄2 x 461⁄2
Outside curb (W”xH”)	251⁄2 x 251⁄2	251⁄2 x 371⁄2	251⁄2 x 491⁄2	331⁄2 x 331⁄2	331⁄2 x 491⁄2	371⁄2 x 371⁄2	491⁄2 x 491⁄2
Maximum skylight clearance (W”xH”)	265⁄8 x 265⁄8	265⁄8 x 385⁄8	265⁄8 x 505⁄8	345⁄8 x 345⁄8	345⁄8 x 505⁄8	385⁄8 x 385⁄8	505⁄8 x 505⁄8

---

Solar Powered “Fresh Air” Skylight (VSS) – Deck Mounted

VSS Size Code	C01	C04	C06	C08	M02	M04	M06	M08	S01	S06
Outside frame (W”xH”)	211⁄2 x 273⁄8	211⁄2 x 383⁄8	211⁄2 x 461⁄4	211⁄2 x 541⁄16	309⁄16 x 301⁄2	309⁄16 x 383⁄8	309⁄16 x 461⁄4	309⁄16 x 541⁄16	443⁄4 x 273⁄8	443⁄4 x 461⁄4
Rough opening/ Finished frame (W”xH”)	21 x 267⁄8	21 x 377⁄8	21 x 453⁄4	21 x 547⁄16	301⁄16 x 30	301⁄16 x 377⁄8	301⁄16 x 453⁄4	301⁄16 x 547⁄16	441⁄4 x 267⁄8	441⁄4 x 453⁄4

Solar Powered “Fresh Air” Skylight (VCS) – Curb Mounted

VCS Size Code	2222	2234	2246	3030	3046	3434	4622	4646
Inside curb (W”xH”)	221⁄2 x 221⁄2	221⁄2 x 341⁄2	221⁄2 x 461⁄2	301⁄2 x 301⁄2	301⁄2 x 461⁄2	341⁄2 x 341⁄2	461⁄2 x 221⁄2	461⁄2 x 461⁄2
Outside curb (W”xH”)	251⁄2 x 251⁄2	251⁄2 x 371⁄2	251⁄2 x 491⁄2	331⁄2 x 331⁄2	331⁄2 x 491⁄2	371⁄2 x 371⁄2	491⁄2 x 251⁄2	491⁄2 x 491⁄2
Maximum skylight clearance (W”xH”)	265⁄8 x 265⁄8	265⁄8 x 385⁄8	265⁄8 x 505⁄8	345⁄8 x 345⁄8	345⁄8 x 505⁄8	385⁄8 x 385⁄8	505⁄8 x 265⁄8	505⁄8 x 505⁄8

---

Top hinged Roof Window Skylight (GPU) – Deck Mounted

Roof Window Sizes

GPU Size Code	CK04	CK06	MK04	MK06	MK08	PK10	SK06	UK08
Outside frame (W”xH”)	215⁄8 x 381⁄2	215⁄8 x 463⁄8	303⁄4 x 381⁄2	303⁄4 x 463⁄8	303⁄4 x 55	371⁄8 x 63	447⁄8 x 463⁄8	523⁄4 x 551⁄16
Rough opening/ Finished frame (W”xH”)	221⁄8 x 39	221⁄8 x 467⁄8	311⁄4 x 39	311⁄4 x 467⁄8	311⁄4 x 551⁄2	375⁄8 x 631⁄2	453⁄8 x 467⁄8	531⁄4 x 551⁄2

---

Center-Pivit Roof Window Skylight (GGU) – Deck Mounted

Roof Window Sizes

GGU Size Code	CK02	CK04	CK06	FK04	FK06	FK08	MK04	MK06	MK08
Outside frame (W”xH”)	215⁄8 x 305⁄8	215⁄8 x 381⁄2	215⁄8 x 463⁄8	26 x 381⁄2	26 x 463⁄8	26 x 55	303⁄4 x 381⁄2	303⁄4 x 463⁄8	303⁄4 x 55
Rough opening/ Finished frame (W”xH”)	221⁄8 x 311⁄8	221⁄8 x 39	221⁄8 x 467⁄8	261⁄2 x 39	261⁄2 x 467⁄8	261⁄2 x 551⁄2	311⁄4 x 39	311⁄4 x 467⁄8	311⁄4 x 551⁄2

GGU Size Code	MK10	PK06	PK08	PK10	SK06	SK08	UK04	UK08
Outside frame (W”xH”)	303⁄4 x 63	371⁄8 x 463⁄8	371⁄8 x 55	371⁄8 x 63	447⁄8 x 463⁄8	447⁄8 x 55	523⁄4 x 381⁄2	523⁄4 x 551⁄16
Rough opening/ Finished frame (W”xH”)	311⁄4 x 631⁄2	311⁄4 x 467⁄8	375⁄8 x 551⁄2	375⁄8 x 631⁄2	453⁄8 x 467⁄8	453⁄8 x 551⁄2	531⁄4 x 39	531⁄4 x 551⁄2

---

Roof Access Roof Window Skylight (GXU) – Deck Mounted

Roof Window Sizes

GXU Size Code	CK06	FK06
Outside frame (W”xH”)	215⁄8 x 463⁄8	26 x 463⁄8
Rough opening/ Finished frame (W”xH”)	221⁄8 x 467⁄8	261⁄2 x 467⁄8

---

VELUX CABRIO Balcony Skylight (GDL) – Deck Mounted

The CABRIO® Balcony

The CABRIO® PK19 a unique combination of roof window and private terrace, the CABRIO® Balcony opens easily to allow daylight and fresh air to flow throughout your space. The standard CABRIO® features a wider balcony space for easy access to impressive sky views.

The CABRIO® MK19 is the perfect solution for those who want the private balcony experience but have limited space. Operating like the traditional CABRIO®, the MK19 is smaller and designed to fit perfectly between most roof rafters for an easier, faster, and more budget-friendly installation.

GDL Cabrio Size Code	MK19	PK19
Outside frame (W”xH”)	303⁄4 x 991⁄4	371⁄16 x 991⁄4
Rough opening/ Finished frame (W”xH”)	331⁄16 x 101	393⁄8 x 101

---

Sun Tunnel Sizes

Model	TGR	TMR	TGF	TMF	TLR	TCR	TZR/TZRL	TZRQ
10″	x	x		x
14″	x	x		x	x	x	x	x
22″	x		x			x