UL Designs & Thicknesses

Quick Resources

Intumescent
Wet Spray
Dry Spray
Rigid Board
Factors
Flow Charts

For the most current UL designs, please visit the UL Product iQ page

CAFCO^® SprayFilm^® WB 3 & WB 4 / ISOLATEK^® Type WB 3 & WB 4

[[["KEY:","",""],["NW= Normal Weight","LW= Light Weight","R= Restrained Beam"],["HF= Half Flange","RT= Rectangular Tube","ST= Square Tube"],["HSS= Hollow Steel Section","SP= Standard Pipe","WF= Wide Flange"],["AF= All Fluted","C= Cellular","WT= T Shaped Beam"],["MW= Mineral Wool","PTF= Painted Top Flange",null]],[{"row":0,"col":0,"visualRow":0,"visualCol":0,"prop":0,"jtcellstyle":{"font-weight":"bold"}},{"row":0,"col":1,"visualRow":0,"visualCol":1,"prop":1},{"row":0,"col":2,"visualRow":0,"visualCol":2,"prop":2},{"row":1,"col":0,"visualRow":1,"visualCol":0,"prop":0},{"row":1,"col":1,"visualRow":1,"visualCol":1,"prop":1},{"row":1,"col":2,"visualRow":1,"visualCol":2,"prop":2},{"row":2,"col":0,"visualRow":2,"visualCol":0,"prop":0},{"row":2,"col":1,"visualRow":2,"visualCol":1,"prop":1},{"row":2,"col":2,"visualRow":2,"visualCol":2,"prop":2},{"row":3,"col":0,"visualRow":3,"visualCol":0,"prop":0},{"row":3,"col":1,"visualRow":3,"visualCol":1,"prop":1},{"row":3,"col":2,"visualRow":3,"visualCol":2,"prop":2},{"row":4,"col":0,"visualRow":4,"visualCol":0,"prop":0},{"row":4,"col":1,"visualRow":4,"visualCol":1,"prop":1},{"row":4,"col":2,"visualRow":4,"visualCol":2,"prop":2},{"row":5,"col":0,"visualRow":5,"visualCol":0,"prop":0},{"row":5,"col":1,"visualRow":5,"visualCol":1,"prop":1},{"row":5,"col":2,"visualRow":5,"visualCol":2,"prop":2}],[],[]][]
KEY:
KEY::
NW= Normal Weight :
LW= Light Weight :
R= Restrained Beam
KEY::
HF= Half Flange :
RT= Rectangular Tube :
ST= Square Tube
KEY::
HSS= Hollow Steel Section :
SP= Standard Pipe :
WF= Wide Flange
KEY::
AF= All Fluted :
C= Cellular :
WT= T Shaped Beam
KEY::
MW= Mineral Wool :
PTF= Painted Top Flange :

Floor-Ceiling Assembly

Design	UL PDF	DWG	Thickness Charts
D902	VIEW	DWG	D902 AF, LW	D902 AF, NW
D601	VIEW

Floor Beam

Design	UL PDF	DWG		Thickness Charts
N614	VIEW	DWG	N614 LW	N614 NW	N614r LW	N614r NW
N635	VIEW			N635 C	N635r C
N653	VIEW		N653 RT MW N653 RT PTF	N653 ST MW N653 ST PTF	N653r RT PTF N653r ST MW	N653r ST PTF N653r RT MW

Columns

Design	UL PDF	DWG		Thickness Charts
X649	VIEW	DWG	X649	X649 WT
X650	VIEW	DWG	X650 HSS P	X650 RT	X650 SP	X650 ST
Y614	VIEW	DWG	Y614 RT	Y614 ST
Y622	VIEW

Miscellaneous Shapes

Design	UL PDF	DWG	Thickness Charts
			American Standard Channels
			Miscellaneous Channels
			Double Angles Equal
			Double Angles Unequal
			Single Angles
			Miscellaneous Shapes (other)

CAFCO^® SprayFilm^® WB 5 / ISOLATEK^® Type WB 5

Floor-Ceiling Assembly

Design	UL PDF	DWG		Thickness Charts
D902	VIEW	DWG	D902 AF, NW

Floor Beam

Design	UL PDF	DWG		Thickness Charts
N634	VIEW	DWG	N634 LW	N634 NW	N634r LW	N634r NW

Columns

Design	UL PDF	DWG		Thickness Charts
Y615	VIEW	DWG	Y615 WF	Y615 WT
Y616	VIEW	DWG	Y616 HSS P	Y616 RT	Y616 SP	Y616 ST

Miscellaneous Shapes

Design	UL PDF	DWG	Thickness Charts
			American Standard Channels
			Miscellaneous Channels
			Double Angles Equal
			Double Angles Unequal
			Single Angles
			Miscellaneous Shapes (other)

For the most current UL designs, please visit the UL Product iQ page

CAFCO^® 300 Series & CAFCO 400 Series / ISOLATEK^® Type 300 Series & ISOLATEK Type 400 Series

[[["KEY:","",""],["NW= Normal Weight","LW= Light Weight","R= Restrained Beam"],["HF= Half Flange","RT= Rectangular Tube","ST= Square Tube"],["HSS= Hollow Steel Section","SP= Standard Pipe","WF= Wide Flange"],["AF= All Fluted","C= Cellular","WT= T Shaped Beam"],["MW= Mineral Wool","PTF= Painted Top Flange",null]],[{"row":0,"col":0,"visualRow":0,"visualCol":0,"prop":0,"jtcellstyle":{"font-weight":"bold"}},{"row":0,"col":1,"visualRow":0,"visualCol":1,"prop":1},{"row":0,"col":2,"visualRow":0,"visualCol":2,"prop":2},{"row":1,"col":0,"visualRow":1,"visualCol":0,"prop":0},{"row":1,"col":1,"visualRow":1,"visualCol":1,"prop":1},{"row":1,"col":2,"visualRow":1,"visualCol":2,"prop":2},{"row":2,"col":0,"visualRow":2,"visualCol":0,"prop":0},{"row":2,"col":1,"visualRow":2,"visualCol":1,"prop":1},{"row":2,"col":2,"visualRow":2,"visualCol":2,"prop":2},{"row":3,"col":0,"visualRow":3,"visualCol":0,"prop":0},{"row":3,"col":1,"visualRow":3,"visualCol":1,"prop":1},{"row":3,"col":2,"visualRow":3,"visualCol":2,"prop":2},{"row":4,"col":0,"visualRow":4,"visualCol":0,"prop":0},{"row":4,"col":1,"visualRow":4,"visualCol":1,"prop":1},{"row":4,"col":2,"visualRow":4,"visualCol":2,"prop":2},{"row":5,"col":0,"visualRow":5,"visualCol":0,"prop":0},{"row":5,"col":1,"visualRow":5,"visualCol":1,"prop":1},{"row":5,"col":2,"visualRow":5,"visualCol":2,"prop":2}],[],[]][]
KEY:
KEY::
NW= Normal Weight :
LW= Light Weight :
R= Restrained Beam
KEY::
HF= Half Flange :
RT= Rectangular Tube :
ST= Square Tube
KEY::
HSS= Hollow Steel Section :
SP= Standard Pipe :
WF= Wide Flange
KEY::
AF= All Fluted :
C= Cellular :
WT= T Shaped Beam
KEY::
MW= Mineral Wool :
PTF= Painted Top Flange :

Floor-Ceiling Assembly

Design	UL PDF	DWG		Thickness Charts
D759	VIEW	DWG	D759 AF	D759 C
D796	VIEW
D799	VIEW		D799 AF	D799 C
D859	VIEW	DWG	D859 LW	D859 NW
D860	VIEW	DWG
D902	VIEW	DWG	D902 AF	D902 C
D904	VIEW
D988	VIEW		D988 AF	D988 C
G705	VIEW	DWG	G705 NW	G705 LW	G705 NW Joists	G705 LW Joists
G716	VIEW
G717	VIEW		G717	G717 Joists

Concrete Floor Assembly

Design	UL PDF	DWG		Thickness Charts
J708	VIEW		J708
J710	VIEW
J725	VIEW
J804	VIEW
J805	VIEW
J809	VIEW	DWG	J809
J957	VIEW	DWG	J957

Floor Beams

Design	UL PDF	DWG		Thickness Charts
N743	VIEW		N743 LW, AF N743 NW, AF	N743r LW, AF N743r NW, AF	N743 LW, C N743 NW, C	N743r LW, C N743r NW, C
N759	VIEW	DWG	N759 AF N759 AF, HF	N759 C N759 C, HF	N759r AF N759r AF, HF	N759r C N759r C, HF
N761	VIEW	DWG	N761 LW, AF Joists N761 NW, AF Joists	N761r LW, AF Joists N761r NW, AF Joists	N761 LW, C Joists N761 NW, C Joists	N761r LW, C Joists N761r NW, C Joists
N792	VIEW		N792 LW, AF Joists N792 NW, AF Joists N792 LW, AF ≤ 4’ Joists N792 NW, AF ≤ 4’ Joists	N792r LW, AF Joists N792r NW, AF Joists N792r LW, AF ≤ 4’ Joists N792r NW, AF ≤ 4’ Joists	N792 LW, C Joists N792 NW, C Joists N792 LW, C ≤ 4’ Joists N792 NW, C ≤ 4’ Joists	N792r LW, C Joists N792r NW, C Joists N792r LW, C ≤ 4’ Joists N792r NW, C ≤ 4’ Joists
N873	VIEW		N873 ST	N873 RT	N873r ST	N873r RT

Roof Assembly

Design	UL PDF	DWG		Thickness Charts
P301	VIEW	DWG
P719	VIEW	DWG	P719	P719 Joists
P723	VIEW	DWG	P723	P723 Joists
P826	VIEW	DWG	P826	P826 Joists

Roof Beams

Design	UL PDF	DWG		Thickness Charts
S721	VIEW	DWG	S721 S721 HF	S721r S721r HF	S721 Joists	S721r Joists
S729	VIEW	DWG	S729 S729 HF	S729r S729r HF	S729 Joists	S729r Joists
S751	VIEW		S751	S751r	S751 Joists S751r Joists	S751 ≤ 4 Joists S751r ≤ 4 Joists

Insulating Concrete Roof Assembly

Design	UL PDF	DWG		Thickness Charts
P675	VIEW
P676	VIEW
P908	VIEW	DWG	P908 and P922	P908 and P922 Joists
P922	VIEW	DWG	P908 and P922	P908 and P922 Joists

Columns

Design	UL PDF	DWG		Thickness Charts
X790	VIEW	DWG	X790 X790 HF X790 RT	X790 SP X790 ST	X790-Y729 X790 WT	X790-Y729 WT X790-Y729 HF
Y729	VIEW		X790-Y729	X790-Y729 WT	X790-Y729 HF

Walls and Partitions

Design	UL PDF	DWG		Thickness Charts
U706	VIEW

Miscellaneous Shapes

Design	UL PDF	DWG	Thickness Charts
			American Standard Channels
			Miscellaneous Channels
			Double Angles Equal
			Double Angles Unequal
			Single Angles
			Miscellaneous Shapes (other)

CAFCO^® FENDOLITE^® M-II & TG / ISOLATEK^® Type M-II & TG

Floor-Ceiling Assembly

Design	UL PDF	DWG		Thickness Charts
D759	VIEW	DWG	D759 AF	D759 C
D799	VIEW		D799 AF	D799 C
D902	VIEW	DWG	D902 AF	D902 C
D988	VIEW		D988 AF	D988 C
G705	VIEW	DWG	G705 NW	G705 LW	G705 NW Joists	G705 LW Joists
G717	VIEW		G717	G717 Joists

Concrete Floor Assembly

Design	UL PDF	DWG		Thickness Charts
J809	VIEW	DWG	J809

Floor Beams

Design	UL PDF	DWG		Thickness Charts
N743	VIEW		N743 LW, AF N743 NW, AF	N743r LW, AF N743r NW, AF	N743 LW, C N743 NW, C	N743r LW, C N743r NW, C
N759	VIEW	DWG	N759 AF N759 AF, HF	N759 C N759 C, HF	N759r AF N759r AF, HF	N759r C N759r C, HF
N761	VIEW	DWG	N761 LW, AF Joists N761 NW, AF Joists	N761r LW, AF Joists N761r NW, AF Joists	N761 LW, C Joists N761 NW, C Joists	N761r LW, C Joists N761r NW, C Joists
N792	VIEW		N792 LW, AF Joists N792 NW, AF Joists N792 LW, AF ≤ 4’ Joists N792 NW, AF ≤ 4’ Joists	N792r LW, AF Joists N792r NW, AF Joists N792r LW, AF ≤ 4’ Joists N792r NW, AF ≤ 4’ Joists	N792 NW, C Joists N792 NW, C ≤ 4’ Joists	N792r LW, C Joists N792r NW, C Joists N792r LW, C ≤ 4’ Joists N792r NW, C ≤ 4’ Joists

Roof Assembly

Design	UL PDF	DWG		Thickness Charts
P719	VIEW	DWG		P719 Joists
P721	VIEW	DWG
P723	VIEW	DWG		P723 Joists
P819	VIEW	DWG	P819	P819 Joists
P826	VIEW	DWG	P826	P826 Joists

Roof Beams

Design	UL PDF	DWG		Thickness Charts
S720	VIEW	DWG	S720	S720r
S721	VIEW	DWG	S721 S721 HF	S721r S721r HF
S723	VIEW	DWG
S729	VIEW	DWG	S729 S729 HF	S729r S729r HF
S751	VIEW		S751	S751r	S751 Joists S751r Joists	S751 ≤ 4 Joists S751r ≤ 4 Joists

Insulating Concrete Roof Assembly

Design	UL PDF	DWG		Thickness Charts
P908	VIEW	DWG	P908 and P922	P908 and P922 Joists
P922	VIEW	DWG	P908 and P922	P908 and P922 Joists

Columns

Design	UL PDF	DWG		Thickness Charts
X764	VIEW		X764	X764 HF	X764 WT
X768	VIEW		X768 RT	X768 SP	X768 ST
X790	VIEW	DWG	X790 WF X790 HF X790 RT	X790 SP X790 ST	X790-Y729 WF X790 WT	X790-Y729 WT X790-Y729 HF
Y729	VIEW		X790-Y729 WF	X790-Y729 WT	X790-Y729 HF

Miscellaneous Shapes

Design	UL PDF	DWG	Thickness Charts
			American Standard Channels
			Miscellaneous Channels
			Double Angles Equal
			Double Angles Unequal
			Single Angles
			Miscellaneous Shapes (other)

For the most current UL designs, please visit the UL Product iQ page

CAFCO^® BLAZE-SHIELD^® II, CAFCO BLAZE-SHIELD II HS &
CAFCO BLAZE-SHIELD HP

[[["KEY:","",""],["NW= Normal Weight","LW= Light Weight","R= Restrained Beam"],["HF= Half Flange","RT= Rectangular Tube","ST= Square Tube"],["HSS= Hollow Steel Section","SP= Standard Pipe","WF= Wide Flange"],["AF= All Fluted","C= Cellular","WT= T Shaped Beam"],["MW= Mineral Wool","PTF= Painted Top Flange",null]],[{"row":0,"col":0,"visualRow":0,"visualCol":0,"prop":0,"jtcellstyle":{"font-weight":"bold"}},{"row":0,"col":1,"visualRow":0,"visualCol":1,"prop":1},{"row":0,"col":2,"visualRow":0,"visualCol":2,"prop":2},{"row":1,"col":0,"visualRow":1,"visualCol":0,"prop":0},{"row":1,"col":1,"visualRow":1,"visualCol":1,"prop":1},{"row":1,"col":2,"visualRow":1,"visualCol":2,"prop":2},{"row":2,"col":0,"visualRow":2,"visualCol":0,"prop":0},{"row":2,"col":1,"visualRow":2,"visualCol":1,"prop":1},{"row":2,"col":2,"visualRow":2,"visualCol":2,"prop":2},{"row":3,"col":0,"visualRow":3,"visualCol":0,"prop":0},{"row":3,"col":1,"visualRow":3,"visualCol":1,"prop":1},{"row":3,"col":2,"visualRow":3,"visualCol":2,"prop":2},{"row":4,"col":0,"visualRow":4,"visualCol":0,"prop":0},{"row":4,"col":1,"visualRow":4,"visualCol":1,"prop":1},{"row":4,"col":2,"visualRow":4,"visualCol":2,"prop":2},{"row":5,"col":0,"visualRow":5,"visualCol":0,"prop":0},{"row":5,"col":1,"visualRow":5,"visualCol":1,"prop":1},{"row":5,"col":2,"visualRow":5,"visualCol":2,"prop":2}],[],[]][]
KEY:
KEY::
NW= Normal Weight :
LW= Light Weight :
R= Restrained Beam
KEY::
HF= Half Flange :
RT= Rectangular Tube :
ST= Square Tube
KEY::
HSS= Hollow Steel Section :
SP= Standard Pipe :
WF= Wide Flange
KEY::
AF= All Fluted :
C= Cellular :
WT= T Shaped Beam
KEY::
MW= Mineral Wool :
PTF= Painted Top Flange :

Floor-Ceiling Assembly

Design	UL PDF	DWG		Thickness Charts
D832	VIEW	DWG	D832 AF	D832 C
D858	VIEW	DWG	D858 AF	D858 C
D859	VIEW	DWG	D859 LW	D859 NW
D860	VIEW	DWG
D902	VIEW	DWG	D902 AF	D902 C
D904	VIEW
D988	VIEW		D988 AF	D988 C
E701	VIEW		E701 AF	E701 C
E702	VIEW		E702 AF	E702 C
G801	VIEW	DWG	G801 LW	G801 NW	G801 LW Joists	G801 NW Joists
G809	VIEW		G809 LW	G809 Joists

Concrete Floor Assembly

Design	UL PDF	DWG		Thickness Charts
J801	VIEW	DWG
J803	VIEW	DWG
J804	VIEW
J805	VIEW
J809	VIEW	DWG	J809
J957	VIEW	DWG	J957 NW

Floor Beams

Design	UL PDF	DWG		Thickness Charts
N805	VIEW	DWG	N805 AF & C	N805r AF & C
N815	VIEW	DWG	N815 LW, AF, HF N815 NW, AF, HF	N815r LW, AF, HF N815r NW, AF, HF	N815 LW, C, HF N815 NW, C, HF	N815r LW, C, HF N815r NW, C, HF
N823	VIEW	DWG	N823 LW, AF N823 NW, AF	N823r LW, AF N823r NW, AF	N823 LW, C N823 NW, C	N823r LW, C
N826	VIEW	DWG
N830	VIEW		N830 LW, AF Joists N830 NW, AF Joists	N830r LW, AF Joists N830r NW, AF Joists	N830 LW, C Joists N830 NW, C Joists	N830r LW, C Joists N830r NW, C Joists
N860	VIEW		N860 LW, AF N860 NW, AF	N860 LW, C N860 NW, C	N860r LW, AF N860r NW, AF	N860r LW, C N860r NW, C
N868	VIEW		N868 AF Joists N868r AF Joists	N868 C Joists N868r C Joists	N868 AF ≤ 4′ Joists N868r AF ≤ 4′ Joists	N868 C ≤ 4′ Joists N868r C ≤ 4′ Joists

Roof Assembly

Design	UL PDF	DWG		Thickness Charts
P301	VIEW	DWG
P801	VIEW	DWG	P801
P807	VIEW
P815	VIEW
P819	VIEW	DWG	P819	P819 Joists	P819 ≤ 4′ Joists
P825	VIEW	DWG	P825	P825 Joists
P826	VIEW	DWG	P826	P826 Joists

Roof Beams

Design	UL PDF	DWG		Thickness Charts
S801	VIEW	DWG	S801	S801r
S802	VIEW	DWG	S802 Joists	S802r Joists
S803	VIEW	DWG	S803	S803r
S805	VIEW	DWG	S805
S806	VIEW	DWG	S806 Joists	S806r Joists
S812	VIEW		S812	S812r	S812 Joists S812r Joists	S812 ≤ 4′ Joists S812r ≤ 4′ Joists

Insulating Concrete Roof Assembly

Design	UL PDF	DWG		Thickness Charts
P908	VIEW	DWG	P908 and P922	P908 and P922 Joists
P922	VIEW	DWG	P908 and P922	P908 and P922 Joists

Columns

Design	UL PDF	DWG		Thickness Charts
X827	VIEW	DWG	X827 RT	X827 SP	X827 ST
X829	VIEW	DWG	X829	X829 HF	X829 WT
X841	VIEW	DWG

Walls and Partitions

Design	UL PDF	DWG		Thickness Charts
U357	VIEW
U401	VIEW
U431	VIEW
U450	VIEW	DWG
U804	VIEW	DWG

Miscellaneous Shapes

Design	UL PDF	DWG	Thickness Charts
			American Standard Channels
			Miscellaneous Channels
			Double Angles Equal
			Double Angles Unequal
			Single Angles
			Miscellaneous Shapes (other)

For the most current UL designs, please visit the UL Product iQ page

CAFCO-BOARD^® / ISOLATEK^® Type CB

[[["KEY:","",""],["NW= Normal Weight","LW= Light Weight","R= Restrained Beam"],["HF= Half Flange","RT= Rectangular Tube","ST= Square Tube"],["HSS= Hollow Steel Section","SP= Standard Pipe","WF= Wide Flange"],["AF= All Fluted","C= Cellular","WT= T Shaped Beam"],["MW= Mineral Wool","PTF= Painted Top Flange",null]],[{"row":0,"col":0,"visualRow":0,"visualCol":0,"prop":0,"jtcellstyle":{"font-weight":"bold"}},{"row":0,"col":1,"visualRow":0,"visualCol":1,"prop":1},{"row":0,"col":2,"visualRow":0,"visualCol":2,"prop":2},{"row":1,"col":0,"visualRow":1,"visualCol":0,"prop":0},{"row":1,"col":1,"visualRow":1,"visualCol":1,"prop":1},{"row":1,"col":2,"visualRow":1,"visualCol":2,"prop":2},{"row":2,"col":0,"visualRow":2,"visualCol":0,"prop":0},{"row":2,"col":1,"visualRow":2,"visualCol":1,"prop":1},{"row":2,"col":2,"visualRow":2,"visualCol":2,"prop":2},{"row":3,"col":0,"visualRow":3,"visualCol":0,"prop":0},{"row":3,"col":1,"visualRow":3,"visualCol":1,"prop":1},{"row":3,"col":2,"visualRow":3,"visualCol":2,"prop":2},{"row":4,"col":0,"visualRow":4,"visualCol":0,"prop":0},{"row":4,"col":1,"visualRow":4,"visualCol":1,"prop":1},{"row":4,"col":2,"visualRow":4,"visualCol":2,"prop":2},{"row":5,"col":0,"visualRow":5,"visualCol":0,"prop":0},{"row":5,"col":1,"visualRow":5,"visualCol":1,"prop":1},{"row":5,"col":2,"visualRow":5,"visualCol":2,"prop":2}],[],[]][]
KEY:
KEY::
NW= Normal Weight :
LW= Light Weight :
R= Restrained Beam
KEY::
HF= Half Flange :
RT= Rectangular Tube :
ST= Square Tube
KEY::
HSS= Hollow Steel Section :
SP= Standard Pipe :
WF= Wide Flange
KEY::
AF= All Fluted :
C= Cellular :
WT= T Shaped Beam
KEY::
MW= Mineral Wool :
PTF= Painted Top Flange :

Floor-Ceiling Assembly

Design	UL PDF	DWG		Thickness Charts
D301	VIEW	DWG	D301
D915	VIEW	DWG	D915

Floor Beams

Design	UL PDF	DWG		Thickness Charts
N308	VIEW	DWG	N308 and N309
N309	VIEW	DWG	N308 and N309

Roof Assembly

Design	UL PDF	DWG		Thickness Charts
P301	VIEW	DWG	P301

Insulating Concrete Roof Assembly

Design	UL PDF	DWG		Thickness Charts
P922	VIEW	DWG	P922

Columns

Design	UL PDF	DWG		Thickness Charts
X314	VIEW	DWG	X314

For the most current UL designs, please visit the UL Product iQ page

For the most current UL designs, please visit the UL Product iQ page

Intumescent Coatings

Wet Spray

Dry Spray

CAFCO^® BLAZE-SHIELD^® II, II HS & HP / ISOLATEK Type II, HS, & HP

Rigid Board

CAFCO-BOARD^® / ISOLATEK Type CB

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