Duro-Last® Specifications

System Specifications

System Specification Documents

Duro-Last® Mechanically Fastened Roofing SystemPDF
Duro-Tuff® Mechanically Fastened Roofing SystemPDF
Adhered Duro-Fleece® Roofing SystemPDF
Adhered Roofing SystemPDF
Duro-Bond® Roofing SystemPDF
Duro-Roof® Roofing SystemPDF
Shingle-Ply® Roofing SystemPDF
Vinyl Rib Roofing SystemPDF
Paver Roofing SystemPDF
Vegetative Roofing SystemPDF
Covered Roof Assembly: Pre-Approval FormPDF
Ordering and Estimating InformationPDF
Miscellaneous InformationPDF

Product Data Sheets

Membrane: DL - Duro-Last®

DL40 MembranePDF
DL50 MembranePDF
DL60 MembranePDF
DL ARP (Asphalt-Resistant PVC)PDF

Membrane: DF - Duro-Fleece®

DF50 MembranePDF
DF60 MembranePDF
DF80 MembranePDF
DFC50 MembranePDF
DFC60 MembranePDF

Membrane: DFP - Duro-Fleece Plus®

DFP50 MembranePDF
DFP60 MembranePDF

Membrane: DT - Duro-Tuff®

DT50 MembranePDF
DT60 MembranePDF
DT80 MembranePDF
DTC50 MembranePDF
DTC60 MembranePDF

Membrane: EV - Duro-Last® EV

EV50 MembranePDF
EV60 MembranePDF

Membrane: DS - Designer Series

Rock-Ply® MembranePDF
Shingle-Ply® MembranePDF

Adhesive: Insulation

Adhesive Coverage RatesPDF
Duro-Grip® CR-20PDF
Duro-Grip® Insta-Stik™PDF
Duro-Grip® OlyBond500®PDF
Duro-Grip® Weather-Tite® Hurricane Force® PG-1PDF
Duro-Grip® Weather-Tite® One Step™PDF

Adhesive: Membrane

Adhesive Coverage RatesPDF
SB IV Adhesive (Solvent-Based)PDF
WB II Adhesive (Water-Based)PDF
Duro-Fleece® CR-20 Membrane AdhesivePDF
Duro-Fleece® OMG® Membrane AdhesivePDF
Tab Sealer 4725 AdhesivePDF

Caulk, Mastic, and Pitch Pocket Filler

Duro-Caulk® PlusPDF
Duro-Caulk® AdvancedPDF
SB-240 MasticPDF
Pitch Pan Filler (PPF)PDF

Custom Curbs, Stacks, and Corners

Curb FlashingPDF
Stack FlashingPDF
Corner FlashingPDF

Drains and Scuppers

Drain BootPDF
Composite Drain RingsPDF
Dome StrainerPDF
2-Inch Drain AdapterPDF
PVC Drain AssemblyPDF

Vapor Barrier Products

Duro-Last® Vapor BarrierPDF
Elastocol StickPDF

Duro-Guard® Fan Fold Products

Duro-Guard® Product Weight ChartPDF
XPS Fan Fold - A (Hybrid Crush/Cut Fold)PDF
XPS Fan Fold - P (Crush Fold)PDF

Duro-Guard® Insulation Products

Duro-Guard® Product Weight ChartPDF
ISO HD CompositePDF
EPS Fiberglass FacerPDF
EPS Nail BasePDF
EPS Flute Fill ComboPDF

Duro-Guard® Roof Board Products

Duro-Guard® Product Weight ChartPDF
DensDeck® 1/4-InchPDF
DensDeck® 1/2-InchPDF
DensDeck® 5/8-InchPDF
DensDeck® Prime 1/4-InchPDF
DensDeck® Prime 1/2-InchPDF
DensDeck® Prime 5/8-InchPDF
Securock® Gypsum-Fiber 1/4-InchPDF
Securock® Gypsum-Fiber 3/8-InchPDF
Securock® Gypsum-Fiber 1/2-InchPDF
Securock® Gypsum-Fiber 5/8-InchPDF
Securock® Glass-Mat 1/4-InchPDF
Securock® Glass-Mat 1/2-InchPDF
Securock® Glass-Mat 5/8-InchPDF
DEXcell™ Glass Mat 1/4-InchPDF
DEXcell™ Glass Mat 1/2-InchPDF
DEXcell™ Glass Mat 5/8-InchPDF
DEXcell™ FA Glass Mat 1/4-InchPDF
DEXcell™ FA Glass Mat 1/2-InchPDF
DEXcell™ FA Glass Mat 5/8-InchPDF
DEXcell™ CementPDF

Duro-Light™ Skylights

Duro-Light™ Deck Mount SkylightPDF
Duro-Light™ Curb Mount SkylightPDF
Duro-Light™ EcoSky3PDF

Escutcheon (Conduit) Washer

Escutcheon (Conduit) WasherPDF

Exceptional® Metals

Fascia BasePDF
Fascia CoverPDF
High Profile® FasciaPDF
4-Inch Flex Fascia CoverPDF
2-Piece Snap-On Compression SystemPDF
2-Piece Snap-On Compression LG SystemPDF
2-Piece Flex Snap-On Compression SystemPDF
2-Piece Snap-On Compression ScupperPDF
Vinyl-Coated Drip EdgePDF
Arched Drip EdgePDF
T-Edge PlusPDF
Gravel Stop CoverPDF
Flat CopingPDF
Canted CopingPDF
Snap CopingPDF
Arched CopingPDF
Vinyl-Back Collector BoxPDF
Conductor HeadPDF
Parapet Wall VentPDF
Pitch PanPDF
Reglet and CounterflashingPDF
Vented Ridge CapPDF


Concrete ScrewPDF
Concrete NailPDF
Auger FastenerPDF
Zinc-Plated Metal AnchorPDF
Screw Point CapPDF

Non-Penetrating Anchors

U-Anchor 2000™PDF
U-Anchor 2000™ Membrane Attachment Ring-2PDF
U-Anchor 2400™PDF
PowerGrip PLUS®PDF

Parapet Wall Flashing

Parapet FlashingPDF


Duro-Bond® PlatePDF
Cleat Plate®PDF
3-Inch Metal PlatePDF
Insulation PlatePDF

Rooftop Supports

CADDY® PYRAMID EZ Rubber-Based SupportPDF
CADDY® PYRAMID ST Strut-Based SupportPDF
CADDY® PYRAMID RL Roller-Based SupportPDF

Slip Sheets

Duro-Blue® Separation Slip SheetPDF
Duro-Weave™ Separation Slip SheetPDF
Atlas® FR-10 and FR-50 Slip SheetsPDF
Geotextile Slip SheetPDF
Ballast MatPDF

Termination and Edge

Termination BarPDF
Fascia SystemPDF
Metal Fascia SystemPDF
Metal Compression SystemPDF
Gravel Stop - Metal CoverPDF
Duro-Flash IIPDF


Two-Way Air VentPDF
Plenum VentPDF

Vinyl-Coated Metal

Vinyl-Coated MetalPDF

Vinyl Rib

Duro-Last® Vinyl RibPDF

Walkway Pad

Roof Trak® III Walkway PadPDF

Detail Drawings

Mech. Fastened - General Details

1010: Field SeamingPDFDXF
1020: Insulation and Recover FasteningPDFDXF
1030: Fan Fold Insulation FasteningPDFDXF
1040: Fastening into Metal DecksPDFDXF
1050: 31-Inch Reverse TabPDFDXF
1060: Deck Sheet SeamingPDFDXF
1070: Cross-Flute Metal Deck TerminationPDFDXF
1080: Tie-in for Asphalt Roof SystemsPDFDXF
1090: Tie-in for Single-Ply Roof SystemsPDFDXF
1100: Tie-in for Single-Ply Roof SystemsPDFDXF
1120: Tie-in for Shingled Roof SystemsPDFDXF
1130: Termination on Mansard RoofsPDFDXF
1140: Curb-Style Expansion JointPDFDXF
1150: Curb-Style Expansion Joint with CapPDFDXF
1160: Deck-Level Expansion JointPDFDXF
1170: Deck-to-Wall Expansion JointPDFDXF
1180: Inside and Outside CornersPDFDXF
1190: Poly-Plate PositioningPDFDXF

Mech. Fastened - Drain Details

2011: PVC Roof DrainPDFDXF
2020: Roof Drain with Leaf GratePDFDXF
2021: Roof Drain with Dome StrainerPDFDXF
2025: Overflow DrainPDFDXF
2030: Open End ScupperPDFDXF
2041: Closed End ScupperPDFDXF
2050: 2-Inch Drain AdaptorPDFDXF
2060: Metal Flange and Two-Skirt ScupperPDFDXF
2061: Single Skirt Metal ScupperPDFDXF
2070: Vinyl-Back Collector with ScupperPDFDXF
2090: Gutter AttachmentPDFDXF
2091: Gutter Attachment X-SeriesPDFDXF
2095: Gutter Expansion JointPDFDXF
2105: Removable Gutter SystemPDFDXF

Mech. Fastened - Edge Details

3010: Termination BarPDFDXF
3020: Standard Termination Bar into GutterPDFDXF
3025: X-Series Termination Bar into GutterPDFDXF
3030: 1-3/4-Inch FasciaPDFDXF
3040: 4-Inch FasciaPDFDXF
3050: 2-Inch Drip Edge into GutterPDFDXF
3060: 2-Inch Drip EdgePDFDXF
3070: 4-Inch Drip EdgePDFDXF
3080: Gravel Stop / Drip Edge CornersPDFDXF
3090: 2-1/2-Inch Gravel StopPDFDXF
3100: 4-Inch Gravel StopPDFDXF
3110: 2-Piece Compression EdgePDFDXF
3115: 2-Piece Compression Edge LGPDFDXF
3120: Vinyl-Coated Metal Drip EdgePDFDXF
3130: Metal Drip EdgePDFDXF
3140: Enveloped Termination Bar on CantPDFDXF
3500: 1-3/4-Inch Metal Fascia SystemPDFDXF
3510: 4-Inch Metal Fascia SystemPDFDXF
3511: 4-Inch Metal Flex Fascia CoverPDFDXF
3513: 2-Piece Flex Compression EdgePDFDXF
3520: 2-Inch Metal Gravel Stop SystemPDFDXF
3530: 4-Inch Metal Gravel Stop SystemPDFDXF
3540: Metal Edge ExtenderPDFDXF
3550: T-EdgePDFDXF
3555: T-Edge PlusPDFDXF
3560: 4 to 8-Inch Fascia BasePDFDXF
3570: 2-Piece Compression ScupperPDFDXF

Mech. Fastened - Penetration Details

4010: Rectangular PenetrationPDFDXF
4015: Skylight Deck MountPDFDXF
4020: Rectangular PenetrationPDFDXF
4025: Skylight Curb MountPDFDXF
4030: Pitch Pan - Option 1PDFDXF
4040: Pitch Pan - Option 2PDFDXF
4045: Vinyl-Coated Metal Pitch PanPDFDXF
4050: Roof Access Hatch - Option 1PDFDXF
4060: Roof Access Hatch - Option 2PDFDXF
4070: Round PenetrationPDFDXF
4080: Heat StackPDFDXF
4081: Insulated Refrigeration VentPDFDXF
4090: Wood SleeperPDFDXF
4100: Escutcheon (Conduit) WasherPDFDXF
4110: Angle Iron FlashingPDFDXF
4200: Vented Ridge CapPDFDXF
4200 Installation: Vented Ridge CapPDFDXF

Mech. Fastened - Vent Details

5020: Two-Way VentPDFDXF
5025: Plenum Vent InstallationPDFDXF

Mech. Fastened - Parapet Details

6010: Parapet FlashingPDFDXF
6015: Parapet Wall VentPDFDXF
6020: Inside Wall TerminationPDFDXF
6030: Outside Wall TerminationPDFDXF
6040: Arched Drip Edge with Splice CleatPDFDXF
6050: Flat Coping with Continuous CleatPDFDXF
6050A Installation: Flat Coping with Continuous CleatPDFDXF
6052: Canted Coping with Continuous CleatPDFDXF
6052A Installation: Canted Coping with Continuous CleatPDFDXF
6054: Snap Coping CapPDFDXF
6054 Installation 1: Snap Coping CapPDFDXF
6054 Installation 2: Snap Coping CapPDFDXF
6056: Arched Coping with Splice CleatPDFDXF
6056A Installation: Arched Coping with Splice CleatPDFDXF
6060: Canted Wall - Option 1PDFDXF
6061: Canted Wall - Option 2PDFDXF
6070: Reverse Lap ParapetPDFDXF
6080: Termination into Existing SystemPDFDXF
6090: Perpendicular Tab Wall FlashingPDFDXF
6100: Electrical Fixture AttachmentPDFDXF
6110: Siding TerminationPDFDXF
6120: Reglet Counterflashing - Option 1PDFDXF
6130: Reglet Counterflashing - Option 2PDFDXF
6142: Duro-Flash IIPDFDXF
6145: Reglet Counterflashing - Option 3PDFDXF
6150: Various Outside Wall TerminationsPDFDXF
6160: Moisture Barrier at Wall TransitionPDFDXF

Mech. Fastened - Conduit Details

7002: Lightning Protection on DeckPDFDXF
7003: Lightning Protection on WallPDFDXF
7020: Snow Guard InstallationPDFDXF

Mech. Fastened - Metal Recover Details

8000: Metal Retrofit - Fan Fold Recover with Flute FillerPDFDXF
8005: Metal Retrofit - Straight-Cut Flute FillerPDFDXF
8010: Metal Retrofit - Eve Edge TerminationPDFDXF
8040: Metal Retrofit - Standing Seam Tie-inPDFDXF
8050: Metal Retrofit - Ridge Vent TerminationPDFDXF

Mech. Fastened - Duro-Roof® Details

9500: Duro-Roof® Adhesive ApplicationPDFDXF
9510: Duro-Roof® Option for Perimeter (10-Foot Tabs)PDFDXF

Mech. Fastened - Roll Good - General Details

DT1052: Perimeter FasteningPDFDXF
DT1053: Perimeter FasteningPDFDXF
DT1054: Perimeter FasteningPDFDXF
DT1055: Perimeter FasteningPDFDXF
DT1056: Perimeter FasteningPDFDXF
DT1057: Perimeter FasteningPDFDXF
DT1058: Perimeter FasteningPDFDXF
DT1062: Fastener Placement and Sheet OverlapPDFDXF
DT1064: End-Lap Fastening and OverlapPDFDXF
DT1066: Location of T-Lap PatchesPDFDXF

Mech. Fastened - Roll Good - Parapet Details

DT6012: Wall Flashing - Horizontal FasteningPDFDXF
DT6013: Wall Flashing - Vertical FasteningPDFDXF

Adhered - Edge Details

AS3010: Edge Detail - Termination BarPDFDXF
AS3030: Edge Detail - 1-3/4-Inch FasciaPDFDXF
AS3040: Edge Detail - 4-Inch FasciaPDFDXF
AS3110: Edge Detail - 2-Piece Compression MetalPDFDXF
AS3120: Edge Detail - Vinyl-Coated Metal Drip EdgePDFDXF
AS3500: Edge Detail - 1-3/4-Inch Metal Fascia SystemPDFDXF
AS3510: Edge Detail - 4-Inch Metal Fascia SystemPDFDXF
AS3560: Edge Detail - 4 to 8-Inch Fascia BasePDFDXF

Adhered - Parapet Details

AS6000: Mechanically Attached Wall Flashing OptionsPDFDXF
AS6010: Adhered Wall Flashing OptionsPDFDXF

Adhered - Insulation Details

AS9000: 4' x 8' Insulation Fastening - Perimeter and Corner Area RequirementsPDFDXF
AS9010: 4' x 4' Insulation Fastening - Perimeter and Corner Area RequirementsPDFDXF
AS9015: 4' x 4' Insulation Adhered - Perimeter and Corner Area RequirementsPDFDXF
AS9020: 3' x 4' Insulation Fastening - All Area RequirementsPDFDXF
AS9030: 2' x 4' Insulation Fastening - All Area RequirementsPDFDXF
AS9040: 4' x 8' Insulation Fastening - Field Area RequirementsPDFDXF
AS9050: 4' x 4' Insulation Fastening - Field Area RequirementsPDFDXF
AS9055: 4' x 4' Insulation Adhered - Field Area RequirementsPDFDXF
AS9060: Peel Stop RequirementsPDFDXF
AS9060A: Peel Stop InstallationPDFDXF

Adhered - Duro-Fleece® - Drain Details

DF2011: Clamping Ring Drain AssemblyPDFDXF

Adhered - Duro-Fleece® - Edge Details

DF3010: Edge Detail - Termination BarPDFDXF
DF3020: Edge Detail - Termination Bar in GutterPDFDXF
DF3021: Edge Detail - Termination Bar in GutterPDFDXF
DF3030: Edge Detail - 1-3/4-Inch FasciaPDFDXF
DF3040: Edge Detail - 4-Inch FasciaPDFDXF
DF3110: Edge Detail - 2-Piece Compression MetalPDFDXF
DF3120: Edge Detail - Vinyl-Coated Metal Drip EdgePDFDXF
DF3500: Edge Detail - 1-3/4-Inch Metal Fascia SystemPDFDXF
DF3510: Edge Detail - 4-Inch Metal Fascia SystemPDFDXF
DF3560: Edge Detail - 3 to 8-Inch Fascia BasePDFDXF

Adhered - Duro-Fleece® - Parapet Details

DF6000: Mechanically Attached Wall Flashing OptionsPDFDXF
DF6010: Adhered Wall Flashing OptionsPDFDXF
DF6020: Parapet Wall FlashingPDFDXF

Adhered - Duro-Fleece® - Insulation Details

DF9000: Insulation Fastening - Perimeter and Corner Area RequirementsPDFDXF
DF9010: Insulation Fastening - Field Area RequirementsPDFDXF
DF9060: Peel Stop RequirementsPDFDXF
DF9060A: Peel Stop InstallationPDFDXF

Vapor Barrier Details

VB1010: Overlaps and T-Laps - Flat SurfacesPDFDXF
VB1020: Overlaps and T-Laps - Steel DecksPDFDXF
VB1030: Outside CornerPDFDXF
VB1040: Inside CornerPDFDXF
VB1050: Round Penetration - Option 1PDFDXF
VB1060: Round Penetration - Option 2PDFDXF
VB1070: Drain AssemblyPDFDXF

Vinyl Rib Details

VR1001: General RequirementsPDFDXF
VR1005: Vinyl Rib SpacingPDFDXF
VR1010: Vinyl Rib ValleyPDFDXF
VR1015: Vinyl Rib RidgePDFDXF

Codes and Approvals

Canadian CCMC

CCMC 13299-L: Duro-Last® 50-Mil and 60-MilPDF
CCMC 13695-L: Duro-Fleece Plus®PDF
CCMC 14011-L: Duro-Fleece®PDF
CCMC 14012-L: Duro-Tuff®PDF

Canadian UL

UL Guide Information for Canada (TEVT7.GuideInfo)PDF
Roofing Products Certified for Canada (TGFU7.R10128)PDF
UL Roofing Systems (Class A, B, C) for Canada (TGFU.R10128)PDF

City of Los Angeles

City of Los AngelesPDF

City of New York

City of New YorkPDF

Dept Housing and Urban Development

HUD ApprovalPDF


Florida: FL1559: Duro-Last® Single Ply Roof SystemsPDF
Florida: FL16039: Duro-Last® Single Ply Roof SystemsPDF
NOA 13-0724.02: Concrete DecksPDF
NOA 13-1106.03: Wood DecksPDF
NOA 14-0325.10: Lightweight Concrete DecksPDF
NOA 14-0325.11: Poured Gypsum DecksPDF
NOA 14-0325.12: Cementitious Wood Fiber DecksPDF
NOA 15-1109.09: Recover DecksPDF
NOA 16-0517.02: Steel DecksPDF


FM Approvals IntroductionPDF

Evaluation Report

UL Evaluation Report (ER10128-01)PDF


RC-251: Duro-Last® over Steel DecksPDF
RC-252: Duro-Last® over Wood DecksPDF
RC-253: Duro-Last® over Cementitious Wood Fiber DecksPDF
RC-348: Duro-Fleece® Adhered over Various DecksPDF
RC-349: Duro-Last® Adhered and RhinoBond® over Steel DecksPDF


Underwriters' Laboratories (UL) IntroductionPDF
UL Roofing Systems (Class A, B ,C)PDF
UL Uplift ResistancePDF
UL Roofing MembranesPDF


Duro-Last® Supreme Warranties

15-Year NDL WarrantyPDF
20-Year NDL Material WarrantyPDF
20-Year NDL Material and Labor WarrantyPDF

Duro-Last® Ultra Warranties

15-Year NDL Hail WarrantyPDF
15-Year NDL High Wind WarrantyPDF
15-Year NDL Hail and High Wind WarrantyPDF
20-Year NDL High Wind WarrantyPDF

Duro-Last® Basic Warranties

15-Year NDL WarrantyPDF
20-Year NDL WarrantyPDF

Duro-Last® Residential Warranties

15-Year Residential Material WarrantyPDF
20-Year Residential Material WarrantyPDF